Position and Presence Sensing

Position and Presence Sensing within Sensors, Controls & Machine Vision.

Category CAT-000000245

Subcategories

Publications

• OT-2026-000023581
  Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,185 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 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-2026-000023582
  Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,191 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, three foam pads, one vacuum pump, one isolation valve, one manifold, 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 set-down positi

• OT-2026-000023583
  Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,100 words

  A zoned vacuum gripping tool comprising one tool-change interface, two suction cups, one plant vacuum connection, one manifold, 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 plant vacuum connection. Before the workpiece r

• OT-2026-000023584
  Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,178 words

  A bellows-cup vacuum gripping tool comprising one mounting flange, one bellows cup, one ejector, one isolation valve, one pressure sensor, 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 posit

• OT-2026-000023585
  Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,151 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 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-2026-000023586
  Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,105 words

  A foam-pad vacuum gripping tool comprising one mounting flange, three foam pads, one vacuum pump, one isolation valve, one manifold, 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 set-down position, th

• OT-2026-000023587
  Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pulsed blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,041 words

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

• OT-2026-000023588
  Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,283 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, one bellows cup, one ejector, one isolation valve, one pressure sensor, 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

• OT-2026-000023589
  Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,029 words

  A suction-cup vacuum gripping tool comprising one mounting flange, six suction cups, one plant vacuum connection, one isolation valve, one manifold, 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 workpiece

• OT-2026-000023590
  Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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, three foam pads, one vacuum pump, one isolation valve, one manifold, 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 set-down positi

• OT-2026-000023591
  Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,147 words

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

• OT-2026-000023592
  Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,249 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, one bellows cup, one ejector, one isolation valve, one pressure sensor, 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

• OT-2026-000023593
  Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,134 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, six suction cups, one plant vacuum connection, one isolation valve, one manifold, 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 wor

• OT-2026-000023594
  Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,176 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, three foam pads, one vacuum pump, one isolation valve, one manifold, 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 set-down positi

• OT-2026-000023595
  Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,112 words

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

• OT-2026-000023596
  Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,129 words

  A bellows-cup vacuum gripping tool comprising one mounting flange, one bellows cup, one plant vacuum connection, one isolation valve, one pressure sensor, 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 work

• OT-2026-000023597
  Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,100 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, six suction cups, one plant vacuum connection, one isolation valve, one manifold, 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 wor

• OT-2026-000023598
  Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,138 words

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

• OT-2026-000023599
  Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pulsed blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,041 words

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

• OT-2026-000023600
  Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,234 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, one bellows cup, one plant vacuum connection, one isolation valve, one pressure sensor, 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 th

• OT-2026-000023601
  Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,029 words

  A suction-cup vacuum gripping tool comprising one mounting flange, six suction cups, one plant vacuum connection, one isolation valve, one manifold, 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 workpiece

• OT-2026-000023602
  Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,243 words

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

• OT-2026-000023603
  Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,147 words

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

• OT-2026-000022604
  Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,084 words

  A bellows-cup vacuum gripping tool comprising one mounting flange, six bellows cups, one vacuum pump, one manifold, one pressure sensor, one contact detector and one blow-off valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the vacuum pump. Before the workpiece reaches the set-down po

• OT-2026-000022605
  Single cup vacuum gripper, common isolation valve, two stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,072 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one isolation valve, 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 position, the workpi

• OT-2026-000022607
  Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,129 words

  A zoned vacuum gripping tool comprising one mounting flange, four bellows cups, one ejector, one isolation valve, four 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 position,

• OT-2026-000022608
  Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,190 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, six bellows cups, one vacuum pump, one manifold, one pressure sensor, one contact detector and one blow-off valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the vacuum pump. Before the workpiece reaches the set-d

• OT-2026-000022609
  Single cup vacuum gripper, common isolation valve, two stage ejector, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,001 words

  A suction-cup vacuum gripping tool comprising one mounting flange, one suction cup, one ejector, one isolation valve, 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 position, the workpiece is

• OT-2026-000022611
  Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,234 words

  A zoned vacuum gripping tool comprising one tool-change interface, four bellows cups, one ejector, one isolation valve, four 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 pos

• OT-2026-000022612
  Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,155 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, six bellows cups, one vacuum pump, one manifold, one pressure sensor, one contact detector and one blow-off valve. When the bellows cups reach the workpiece, the bellows cups are evacuated by the vacuum pump. Before the workpiece reaches the set-d

• OT-2026-000022613
  Single cup vacuum gripper, common isolation valve, two stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,106 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one isolation valve, 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 position, the workpi

• OT-2026-000022615
  Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, 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 bellows cups, one ejector, one isolation valve, four 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 pos

• OT-2026-000022616
  Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,251 words

  A bellows-cup vacuum gripping tool comprising one mounting flange, two bellows cups, one ejector, one isolation valve, one manifold, one pressure sensor, 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 th

• OT-2026-000022617
  Single cup vacuum gripper, common isolation valve, two stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,072 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one isolation valve, 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 position, the workpi

• OT-2026-000022619
  Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,169 words

  A zoned vacuum gripping tool comprising one mounting flange, one foam pad, one ejector, 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 ejector. Before the workpiece reaches the set-down position, the workpie

• OT-2026-000022620
  Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,356 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, two bellows cups, one ejector, one isolation valve, one manifold, one pressure sensor, 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 reac

• OT-2026-000022621
  Single cup vacuum gripper, common isolation valve, three stage ejector, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,001 words

  A suction-cup vacuum gripping tool comprising one mounting flange, one suction cup, one ejector, one isolation valve, 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 position, the workpiece is

• OT-2026-000022623
  Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,274 words

  A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one ejector, 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 ejector. Before the workpiece reaches the set-down position, the w

• OT-2026-000022624
  Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,322 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, two bellows cups, one ejector, one isolation valve, one manifold, one pressure sensor, 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 reac

• OT-2026-000022625
  Single cup vacuum gripper, common isolation valve, three stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,106 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one isolation valve, 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 position, the workpi

• OT-2026-000022627
  Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,240 words

  A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one ejector, 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 ejector. Before the workpiece reaches the set-down position, the w

• OT-2026-000022628
  Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,356 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, two bellows cups, one ejector, one isolation valve, one manifold, one pressure sensor, 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 reac

• OT-2026-000022629
  Single cup vacuum gripper, common isolation valve, three stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,072 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one isolation valve, 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 position, the workpi

• OT-2026-000022631
  Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,154 words

  A zoned vacuum gripping tool comprising one mounting flange, one foam pad, one ejector, 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 ejector. Before the workpiece reaches the set-down position, the workpie

• OT-2026-000022632
  Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,322 words

  A bellows-cup vacuum gripping tool comprising one tool-change interface, two bellows cups, one ejector, one isolation valve, one manifold, one pressure sensor, 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 reac

• OT-2026-000022633
  Single cup vacuum gripper, common isolation valve, three stage ejector, sustained blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,001 words

  A suction-cup vacuum gripping tool comprising one mounting flange, one suction cup, one ejector, one isolation valve, 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 position, the workpiece is

• OT-2026-000022635
  Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,259 words

  A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one ejector, 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 ejector. Before the workpiece reaches the set-down position, the w

• OT-2026-000022636
  Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down
  September 17, 2026 · Vacuum Grippers · 1,251 words

  A bellows-cup vacuum gripping tool comprising one mounting flange, two bellows cups, one ejector, one isolation valve, one manifold, one pressure sensor, 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 th

• OT-2026-000022637
  Single cup vacuum gripper, common isolation valve, three stage ejector, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,072 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one isolation valve, 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 position, the workpi

• OT-2026-000022639
  Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,225 words

  A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one ejector, 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 ejector. Before the workpiece reaches the set-down position, the w