Valves and Manifolds

Valves and Manifolds within Fluid Power.

Category CAT-000000230

Publications

• OT-2026-000008281
  Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented after set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 967 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, six suction cups, one ejector, one isolation valve, one manifold and one vent valve. When the suction cups reach the workpiece, the suction cups are evacuated by the ejector. After the workpiece has reached the set-down position, the vacuum circui

• OT-2026-000008282
  Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, vented before set-down
  September 17, 2026 · Vacuum Grippers · 1,261 words

  A zoned vacuum gripping tool comprising one mounting flange, two bellows cups, one ejector, one isolation valve, two zone branches, one pressure sensor, one contact detector and one vent valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the ejector. Before the workpiece reaches the set

• OT-2026-000008283
  Four cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down
  September 17, 2026 · Vacuum Grippers · 1,105 words

  A zoned vacuum gripping tool comprising one mounting flange, four suction cups, one ejector, four zone branches, one pressure sensor, one contact detector and one blow-off valve. When the suction cups reach the workpiece, the suction cups are evacuated by the ejector. After the workpiece has reached the set-down positi

• OT-2026-000008284
  Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,187 words

  A zoned vacuum gripping tool comprising one tool-change interface, four bellows cups, one ejector, one manifold, four zone branches, one pressure sensor and one blow-off valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the ejector. Before the workpiece reaches the set-down position, t

• OT-2026-000008285
  Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,392 words

  A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one ejector, one isolation valve, three zone branches, one pressure sensor, one contact detector and one blow-off valve. When the foam pad reaches the workpiece, the foam pad is evacuated by the ejector. After the workpiece has reached the

• OT-2026-000008286
  Two cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,385 words

  A zoned vacuum gripping tool comprising one tool-change interface, two suction cups, one vacuum pump, two isolation valves, two zone branches, one pressure sensor, one contact detector and one blow-off valve. When the suction cups reach the workpiece, the suction cups are evacuated by the vacuum pump. After the workpie

• OT-2026-000008287
  Foam pad vacuum gripper, two zone face, pump fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,196 words

  A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one vacuum pump, two zone branches, two pressure sensors and one blow-off valve. When the foam pad reaches the workpiece, the foam pad is evacuated by the vacuum pump. Before the workpiece reaches the set-down position, the workpiece is bl

• OT-2026-000008288
  Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, vented after set-down
  September 17, 2026 · Vacuum Grippers · 953 words

  A zoned vacuum gripping tool comprising one mounting flange, two bellows cups, one ejector, two isolation valves, two zone branches and one vent valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the ejector. After the workpiece has reached the set-down position, the vacuum circuit is v

• OT-2026-000008289
  Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, manifold pressure sensor, vented before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,140 words

  A zoned vacuum gripping tool comprising one tool-change interface, two suction cups, one ejector, one manifold, two zone branches, one pressure sensor and one vent valve. When the suction cups reach the workpiece, the suction cups are evacuated by the ejector. Before the workpiece reaches the set-down position, the vac

• OT-2026-000008290
  Two cup vacuum gripper, two zone face, single stage ejector, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,018 words

  A zoned vacuum gripping tool comprising one mounting flange, two suction cups, one ejector, two zone branches, one contact detector and one blow-off valve. When the suction cups reach the workpiece, the suction cups are evacuated by the ejector. Before the workpiece reaches the set-down position, the workpiece is blown

• OT-2026-000008291
  Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pressure sensor per zone, vented after set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,185 words

  A zoned vacuum gripping tool comprising one tool-change interface, three bellows cups, one ejector, one isolation valve, three zone branches, three pressure sensors and one vent valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the ejector. After the workpiece has reached the set-down

• OT-2026-000008292
  Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, vented before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,156 words

  A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one ejector, one manifold, three zone branches, one pressure sensor and one vent valve. When the foam pad reaches the workpiece, the foam pad is evacuated by the ejector. Before the workpiece reaches the set-down position, the vacuum circu

• OT-2026-000008293
  Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,389 words

  A zoned vacuum gripping tool comprising one tool-change interface, two suction cups, one ejector, one manifold, two zone branches, two pressure sensors, one contact detector and one blow-off valve. When the suction cups reach the workpiece, the suction cups are evacuated by the ejector. Before the workpiece reaches the

• OT-2026-000008294
  Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,063 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, three foam pads, one ejector, one isolation valve, one manifold and one blow-off valve. When the foam pads reach the workpiece, the foam pads are evacuated by the ejector. After the workpiece has reached the set-down position, the workpiece is blown

• OT-2026-000008295
  Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after set-down
  September 17, 2026 · Vacuum Grippers · 1,069 words

  A foam-pad vacuum gripping tool comprising one mounting flange, four foam pads, one vacuum pump, one manifold, one pressure sensor, one contact detector and one blow-off valve. When the foam pads reach the workpiece, the foam pads are evacuated by the vacuum pump. After the workpiece has reached the set-down position,

• OT-2026-000008297
  Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,209 words

  A zoned vacuum gripping tool comprising one tool-change interface, two suction cups, one ejector, one manifold, two zone branches, one pressure sensor and one blow-off valve. When the suction cups reach the workpiece, the suction cups are evacuated by the ejector. Before the workpiece reaches the set-down position, the

• OT-2026-000008299
  Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, vented after set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 914 words

  A zoned vacuum gripping tool comprising one tool-change interface, four bellows cups, one plant vacuum connection, one manifold, four zone branches and one vent valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the plant vacuum connection. After the workpiece has reached the set-down p

• OT-2026-000008301
  Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pulsed blow-off after set-down
  September 17, 2026 · Vacuum Grippers · 980 words

  A zoned vacuum gripping tool comprising one mounting flange, three bellows cups, one plant vacuum connection, one manifold, three zone branches, one contact detector and one blow-off valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the plant vacuum connection. After the workpiece has

• OT-2026-000008302
  Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, vented before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,169 words

  A zoned vacuum gripping tool comprising one tool-change interface, four suction cups, one ejector, one manifold, four zone branches, one pressure sensor and one vent valve. When the suction cups reach the workpiece, the suction cups are evacuated by the ejector. Before the workpiece reaches the set-down position, the v

• OT-2026-000008303
  Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, vented before set-down
  September 17, 2026 · Vacuum Grippers · 1,203 words

  A zoned vacuum gripping tool comprising one mounting flange, one foam pad, one vacuum pump, one manifold, two zone branches, one pressure sensor, one contact detector and one vent valve. When the foam pad reaches the workpiece, the foam pad is evacuated by the vacuum pump. Before the workpiece reaches the set-down posi

• OT-2026-000008304
  Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,607 words

  A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one vacuum pump, three isolation valves, three zone branches, three pressure sensors, one contact detector and one blow-off valve. When the foam pad reaches the workpiece, the foam pad is evacuated by the vacuum pump. Before the workpiece

• OT-2026-000008306
  Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented after set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,086 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, six suction cups, one ejector, one isolation valve, one manifold, one contact detector and one vent valve. When the suction cups reach the workpiece, the suction cups are evacuated by the ejector. After the workpiece has reached the set-down posit

• OT-2026-000008307
  Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down
  September 17, 2026 · Vacuum Grippers · 1,258 words

  A zoned vacuum gripping tool comprising one mounting flange, three suction cups, one ejector, one isolation valve, three zone branches, one pressure sensor, one contact detector and one blow-off valve. When the suction cups reach the workpiece, the suction cups are evacuated by the ejector. After the workpiece has reac

• OT-2026-000008308
  Three cup vacuum gripper, three zone face, single stage ejector, pressure sensor per zone, vented after set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,088 words

  A zoned vacuum gripping tool comprising one tool-change interface, three suction cups, one ejector, three zone branches, three pressure sensors and one vent valve. When the suction cups reach the workpiece, the suction cups are evacuated by the ejector. After the workpiece has reached the set-down position, the vacuum

• OT-2026-000008309
  Foam pad vacuum gripper, three zone face, pump fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,366 words

  A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one vacuum pump, three zone branches, three pressure sensors, one contact detector and one blow-off valve. When the foam pad reaches the workpiece, the foam pad is evacuated by the vacuum pump. Before the workpiece reaches the set-down pos

• OT-2026-000008310
  Foam pad vacuum gripper, four zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,299 words

  A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one ejector, one isolation valve, four zone branches, one pressure sensor and one blow-off valve. When the foam pad reaches the workpiece, the foam pad is evacuated by the ejector. After the workpiece has reached the set-down position, the

• OT-2026-000008311
  Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, vented after set-down
  September 17, 2026 · Vacuum Grippers · 961 words

  A zoned vacuum gripping tool comprising one mounting flange, three suction cups, one ejector, one manifold, three zone branches, one contact detector and one vent valve. When the suction cups reach the workpiece, the suction cups are evacuated by the ejector. After the workpiece has reached the set-down position, the v

• OT-2026-000008312
  Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,090 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, one bellows cup, one vacuum pump, one isolation valve, one pressure sensor and one blow-off valve. When the bellows cup reaches the workpiece, the bellows cup is evacuated by the vacuum pump. After the workpiece has reached the set-down position,

• OT-2026-000008314
  Foam pad vacuum gripper, two zone face, two stage ejector, pressure sensor per zone, vented after set-down
  September 17, 2026 · Vacuum Grippers · 1,106 words

  A zoned vacuum gripping tool comprising one mounting flange, one foam pad, one ejector, two zone branches, two pressure sensors, one contact detector and one vent valve. When the foam pad reaches the workpiece, the foam pad is evacuated by the ejector. After the workpiece has reached the set-down position, the vacuum c

• OT-2026-000008315
  Single cup vacuum gripper, common isolation valve, plant vacuum fed, vented before set-down
  September 17, 2026 · Vacuum Grippers · 905 words

  A suction-cup vacuum gripping tool comprising one mounting flange, one suction cup, one plant vacuum connection, one isolation valve, one contact detector and one vent valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the plant vacuum connection. Before the workpiece reaches the set-dow

• OT-2026-000008316
  Four cup vacuum gripper, four zone face, pump fed, supply line pressure sensor, pulsed blow-off after set-down
  September 17, 2026 · Vacuum Grippers · 976 words

  A zoned vacuum gripping tool comprising one mounting flange, four suction cups, one vacuum pump, four zone branches, one pressure sensor and one blow-off valve. When the suction cups reach the workpiece, the suction cups are evacuated by the vacuum pump. After the workpiece has reached the set-down position, the workpi

• OT-2026-000007797
  Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,197 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, three bellows cups, one ejector, one isolation valve, one manifold, one contact detector and one blow-off valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the ejector. Before the workpiece reaches the set-down po

• OT-2026-000007798
  Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,167 words

  A suction-cup vacuum gripping tool comprising one mounting flange, one suction cup, one ejector, one isolation valve, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down posit

• OT-2026-000007799
  Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,245 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, two foam pads, one ejector, one manifold, one pressure sensor, one contact detector and one blow-off valve. When the foam pads reach the workpiece, the foam pads are evacuated by the ejector. Before the workpiece reaches the set-down position, the wo

• OT-2026-000007800
  Three cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,218 words

  A zoned vacuum gripping tool comprising one tool-change interface, three suction cups, one ejector, one isolation valve, three zone branches, one contact detector and one blow-off valve. When the suction cups reach the workpiece, the suction cups are evacuated by the ejector. Before the workpiece reaches the set-down p

• OT-2026-000007801
  Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,163 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, three bellows cups, one ejector, one isolation valve, one manifold, one contact detector and one blow-off valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the ejector. Before the workpiece reaches the set-down po

• OT-2026-000007802
  Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,272 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one isolation valve, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down

• OT-2026-000007803
  Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,210 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, two foam pads, one ejector, one manifold, one pressure sensor, one contact detector and one blow-off valve. When the foam pads reach the workpiece, the foam pads are evacuated by the ejector. Before the workpiece reaches the set-down position, the wo

• OT-2026-000007804
  Three cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,184 words

  A zoned vacuum gripping tool comprising one tool-change interface, three suction cups, one ejector, one isolation valve, three zone branches, one contact detector and one blow-off valve. When the suction cups reach the workpiece, the suction cups are evacuated by the ejector. Before the workpiece reaches the set-down p

• OT-2026-000007805
  Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,092 words

  A bellows-cup vacuum gripping tool comprising one mounting flange, three bellows cups, one ejector, one isolation valve, one manifold, one contact detector and one blow-off valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the ejector. Before the workpiece reaches the set-down position

• OT-2026-000007806
  Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,238 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one isolation valve, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down

• OT-2026-000007807
  Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,154 words

  A foam-pad vacuum gripping tool comprising one mounting flange, two foam pads, one ejector, one manifold, one pressure sensor, one contact detector and one blow-off valve. When the foam pads reach the workpiece, the foam pads are evacuated by the ejector. Before the workpiece reaches the set-down position, the workpiec

• OT-2026-000007808
  Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,125 words

  A zoned vacuum gripping tool comprising one mounting flange, three bellows cups, one ejector, one isolation valve, three zone branches, one contact detector and one blow-off valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the ejector. Before the workpiece reaches the set-down positio

• OT-2026-000007809
  Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,197 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, three bellows cups, one ejector, one isolation valve, one manifold, one contact detector and one blow-off valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the ejector. Before the workpiece reaches the set-down po

• OT-2026-000007810
  Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,167 words

  A suction-cup vacuum gripping tool comprising one mounting flange, one suction cup, one ejector, one isolation valve, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down posit

• OT-2026-000007811
  Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,260 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, two foam pads, one ejector, one manifold, one pressure sensor, one contact detector and one blow-off valve. When the foam pads reach the workpiece, the foam pads are evacuated by the ejector. Before the workpiece reaches the set-down position, the wo

• OT-2026-000007812
  Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,230 words

  A zoned vacuum gripping tool comprising one tool-change interface, three bellows cups, one ejector, one isolation valve, three zone branches, one contact detector and one blow-off valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the ejector. Before the workpiece reaches the set-down p

• OT-2026-000007813
  Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,163 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, three bellows cups, one ejector, one isolation valve, one manifold, one contact detector and one blow-off valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the ejector. Before the workpiece reaches the set-down po

• OT-2026-000007814
  Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,272 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one isolation valve, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down

• OT-2026-000007815
  Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,225 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, two foam pads, one ejector, one manifold, one pressure sensor, one contact detector and one blow-off valve. When the foam pads reach the workpiece, the foam pads are evacuated by the ejector. Before the workpiece reaches the set-down position, the wo