Tool Changers

Tool Changers within End Effectors.

Category CAT-000000055

Publications

• OT-2026-000023555
  Foam pad 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 · 1,172 words

  A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one plant vacuum connection, one manifold, two 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 the

• OT-2026-000023557
  Six cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000023558
  Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,158 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, three foam pads, one plant vacuum connection, 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 plant vacuum connection. Before the workpiece rea

• OT-2026-000023559
  Foam pad 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 · 1,137 words

  A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one plant vacuum connection, one manifold, two 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 the

• OT-2026-000023561
  Six cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000023566
  Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,177 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, three foam pads, one plant vacuum connection, 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 plant vacuum connection. Before the workpiece rea

• OT-2026-000023567
  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 · 1,135 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-2026-000023569
  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-2026-000023570
  Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,143 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, three foam pads, one plant vacuum connection, 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 plant vacuum connection. Before the workpiece rea

• OT-2026-000023571
  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-2026-000023573
  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-2026-000023578
  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 · 1,225 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-2026-000023579
  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 · 1,135 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-2026-000023581
  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-2026-000023585
  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-2026-000023590
  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-2026-000023593
  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-2026-000023597
  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-2026-000023602
  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-2026-000022605
  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-2026-000022606
  Six pad foam 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 · 1,073 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, six 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. Before the workpiece reaches the set-down position, the workpiece is blown off b

• 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-2026-000022613
  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-2026-000022614
  Six pad foam 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 · 1,071 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, six foam pads, one plant vacuum connection, one isolation valve, one manifold and one blow-off valve. When the foam pads reach the workpiece, the foam pads are evacuated by the plant vacuum connection. Before the workpiece reaches the set-down positi

• 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-2026-000022617
  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-2026-000022618
  Six pad foam 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 · 1,037 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, six foam pads, one plant vacuum connection, one isolation valve, one manifold and one blow-off valve. When the foam pads reach the workpiece, the foam pads are evacuated by the plant vacuum connection. Before the workpiece reaches the set-down positi

• 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-2026-000022625
  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-2026-000022626
  Six pad foam 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 · 1,056 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, six foam pads, one plant vacuum connection, one isolation valve, one manifold and one blow-off valve. When the foam pads reach the workpiece, the foam pads are evacuated by the plant vacuum connection. Before the workpiece reaches the set-down positi

• 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-2026-000022629
  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-2026-000022630
  Six pad foam 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 · 1,022 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, six foam pads, one plant vacuum connection, one isolation valve, one manifold and one blow-off valve. When the foam pads reach the workpiece, the foam pads are evacuated by the plant vacuum connection. Before the workpiece reaches the set-down positi

• 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-2026-000022637
  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-2026-000022638
  Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,104 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, six foam pads, one vacuum pump, one isolation valve, one manifold 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, the workpiece is blo

• 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

• OT-2026-000022642
  Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,070 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, six foam pads, one vacuum pump, one isolation valve, one manifold 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, the workpiece is blo

• OT-2026-000022645
  Single cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,055 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one plant vacuum connection, 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 plant vacuum connection. Before the workpiece reaches t

• OT-2026-000022647
  Four 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 · 1,222 words

  A zoned vacuum gripping tool comprising one tool-change interface, four suction cups, one ejector, 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 ejector. Before the workpiece reaches the set-down pos

• OT-2026-000022649
  Single cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,021 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one plant vacuum connection, 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 plant vacuum connection. Before the workpiece reaches t

• OT-2026-000022650
  Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,089 words

  A foam-pad vacuum gripping tool comprising one tool-change interface, six foam pads, one vacuum pump, one isolation valve, one manifold 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, the workpiece is blo

• OT-2026-000022651
  Four 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 · 1,188 words

  A zoned vacuum gripping tool comprising one tool-change interface, four suction cups, one ejector, 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 ejector. Before the workpiece reaches the set-down pos

• OT-2026-000022653
  Single cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off before set-down, on a tool changer
  September 17, 2026 · Vacuum Grippers · 1,055 words

  A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one plant vacuum connection, 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 plant vacuum connection. Before the workpiece reaches t