Latest publications

Everything published here, newest first.

• OT-2026-000029875
  Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pulsed blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,099 words

  A zoned vacuum gripping tool comprising one mounting flange, one foam pad, one plant vacuum connection, one isolation valve, four zone branches, one contact detector and one blow-off valve. When the foam pad reaches the workpiece, the foam pad is evacuated by the plant vacuum connection. Before the workpiece reaches th

• OT-2026-000029876
  Single bellows cup vacuum gripper, common isolation valve, single stage ejector, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,009 words

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

• OT-2026-000029877
  Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,087 words

  A suction-cup vacuum gripping tool comprising one mounting flange, two suction cups, one ejector, one manifold, 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. Before the workpiece reaches the set-down position,

• OT-2026-000029878
  Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,288 words

  A foam-pad vacuum gripping tool comprising one mounting flange, four foam pads, one ejector, one isolation valve, 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

• OT-2026-000029879
  Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,204 words

  A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one plant vacuum connection, one isolation valve, four zone branches, one contact detector and one blow-off valve. When the foam pad reaches the workpiece, the foam pad is evacuated by the plant vacuum connection. Before the workpiece reac

• OT-2026-000029880
  Single bellows cup vacuum gripper, common isolation valve, single stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,114 words

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

• OT-2026-000029881
  Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,193 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, two suction cups, one ejector, one manifold, 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. Before the workpiece reaches the set-down posi

• OT-2026-000029882
  Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,393 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, four foam pads, one ejector, one isolation valve, 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

• OT-2026-000029883
  Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,170 words

  A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one plant vacuum connection, one isolation valve, four zone branches, one contact detector and one blow-off valve. When the foam pad reaches the workpiece, the foam pad is evacuated by the plant vacuum connection. Before the workpiece reac

• OT-2026-000029884
  Single bellows cup vacuum gripper, common isolation valve, single stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,080 words

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

• OT-2026-000029885
  Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,158 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, two suction cups, one ejector, one manifold, 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. Before the workpiece reaches the set-down posi

• OT-2026-000029886
  Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,359 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, four foam pads, one ejector, one isolation valve, 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

• OT-2026-000029887
  Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pulsed blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,062 words

  A zoned vacuum gripping tool comprising one mounting flange, four suction cups, one plant vacuum connection, one isolation valve, four zone branches, one contact detector and one blow-off valve. When the suction cups reach the workpiece, the suction cups are evacuated by the plant vacuum connection. Before the workpiec

• OT-2026-000029888
  Single bellows cup vacuum gripper, common isolation valve, single stage ejector, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,009 words

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

• OT-2026-000029889
  Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,087 words

  A suction-cup vacuum gripping tool comprising one mounting flange, two suction cups, one ejector, one manifold, 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. Before the workpiece reaches the set-down position,

• OT-2026-000029890
  Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,303 words

  A foam-pad vacuum gripping tool comprising one mounting flange, four foam pads, one ejector, one isolation valve, 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

• OT-2026-000029891
  Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,167 words

  A zoned vacuum gripping tool comprising one tool-change interface, four suction cups, one plant vacuum connection, one isolation valve, four zone branches, one contact detector and one blow-off valve. When the suction cups reach the workpiece, the suction cups are evacuated by the plant vacuum connection. Before the wo

• OT-2026-000029892
  Single bellows cup vacuum gripper, common isolation valve, single stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,114 words

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

• OT-2026-000029893
  Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,193 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, two suction cups, one ejector, one manifold, 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. Before the workpiece reaches the set-down posi

• OT-2026-000029894
  Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,408 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, four foam pads, one ejector, one isolation valve, 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

• OT-2026-000029895
  Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,133 words

  A zoned vacuum gripping tool comprising one tool-change interface, four suction cups, one plant vacuum connection, one isolation valve, four zone branches, one contact detector and one blow-off valve. When the suction cups reach the workpiece, the suction cups are evacuated by the plant vacuum connection. Before the wo

• OT-2026-000029896
  Single bellows cup vacuum gripper, common isolation valve, single stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,080 words

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

• OT-2026-000029897
  Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,158 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, two suction cups, one ejector, one manifold, 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. Before the workpiece reaches the set-down posi

• OT-2026-000029898
  Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,374 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, four foam pads, one ejector, one isolation valve, 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

• OT-2026-000029899
  Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pulsed blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,062 words

  A zoned vacuum gripping tool comprising one mounting flange, four suction cups, one plant vacuum connection, one isolation valve, four zone branches, one contact detector and one blow-off valve. When the suction cups reach the workpiece, the suction cups are evacuated by the plant vacuum connection. Before the workpiec

• OT-2026-000029900
  Single bellows cup vacuum gripper, common isolation valve, two stage ejector, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,009 words

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

• OT-2026-000029901
  Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,087 words

  A suction-cup vacuum gripping tool comprising one mounting flange, two suction cups, one ejector, one manifold, 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. Before the workpiece reaches the set-down position,

• OT-2026-000029902
  Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,288 words

  A foam-pad vacuum gripping tool comprising one mounting flange, four foam pads, one ejector, one isolation valve, 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

• OT-2026-000029903
  Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,167 words

  A zoned vacuum gripping tool comprising one tool-change interface, four suction cups, one plant vacuum connection, one isolation valve, four zone branches, one contact detector and one blow-off valve. When the suction cups reach the workpiece, the suction cups are evacuated by the plant vacuum connection. Before the wo

• OT-2026-000029904
  Single bellows cup vacuum gripper, common isolation valve, two stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,114 words

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

• OT-2026-000029905
  Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,193 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, two suction cups, one ejector, one manifold, 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. Before the workpiece reaches the set-down posi

• OT-2026-000029906
  Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,393 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, four foam pads, one ejector, one isolation valve, 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

• OT-2026-000029907
  Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,133 words

  A zoned vacuum gripping tool comprising one tool-change interface, four suction cups, one plant vacuum connection, one isolation valve, four zone branches, one contact detector and one blow-off valve. When the suction cups reach the workpiece, the suction cups are evacuated by the plant vacuum connection. Before the wo

• OT-2026-000029908
  Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 958 words

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

• OT-2026-000029909
  Two cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,175 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, two suction cups, one vacuum pump, one manifold, 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. Before the workpiece reaches the set-d

• OT-2026-000029910
  Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,270 words

  A foam-pad vacuum gripping tool comprising one mounting flange, four foam pads, one vacuum pump, one isolation valve, 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. Before the workpiece reaches the s

• OT-2026-000029911
  Four cup vacuum gripper, four zone face, common isolation valve, pump fed, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,200 words

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

• OT-2026-000029912
  Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,063 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, one bellows cup, one plant vacuum connection, one isolation valve, one contact detector and one blow-off valve. When the bellows cup reaches the workpiece, the bellows cup is evacuated by the plant vacuum connection. Before the workpiece reaches t

• OT-2026-000029913
  Two cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,140 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, two suction cups, one vacuum pump, one manifold, 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. Before the workpiece reaches the set-d

• OT-2026-000029914
  Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,375 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, four foam pads, one vacuum pump, one isolation valve, 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. Before the workpiece reaches

• OT-2026-000029915
  Four cup vacuum gripper, four zone face, common isolation valve, pump fed, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,166 words

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

• OT-2026-000029916
  Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,029 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, one bellows cup, one plant vacuum connection, one isolation valve, one contact detector and one blow-off valve. When the bellows cup reaches the workpiece, the bellows cup is evacuated by the plant vacuum connection. Before the workpiece reaches t

• OT-2026-000029917
  Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,087 words

  A suction-cup vacuum gripping tool comprising one mounting flange, three suction cups, one ejector, one manifold, 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. Before the workpiece reaches the set-down position

• OT-2026-000029918
  Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,341 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, four foam pads, one vacuum pump, one isolation valve, 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. Before the workpiece reaches

• OT-2026-000029919
  Four cup vacuum gripper, four zone face, common isolation valve, pump fed, pulsed blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,095 words

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

• OT-2026-000029920
  Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 958 words

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

• OT-2026-000029921
  Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,193 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, three suction cups, one ejector, one manifold, 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. Before the workpiece reaches the set-down po

• OT-2026-000029922
  Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,303 words

  A foam-pad vacuum gripping tool comprising one mounting flange, six foam pads, one ejector, one isolation valve, 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 p

• OT-2026-000029923
  Four cup vacuum gripper, four zone face, common isolation valve, pump fed, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,200 words

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

• OT-2026-000029924
  Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,063 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, one bellows cup, one plant vacuum connection, one isolation valve, one contact detector and one blow-off valve. When the bellows cup reaches the workpiece, the bellows cup is evacuated by the plant vacuum connection. Before the workpiece reaches t