Vacuum Sensors

Vacuum Sensors within Force and Pressure Sensing.

Category CAT-000000254

Publications

OT-2026-000046557
Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after set-down
September 17, 2026 · Vacuum Grippers · 1,028 words
A suction-cup vacuum gripping tool comprising one mounting flange, six 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. After the workpiece has reached the set-down positio
OT-2026-000046558
Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,228 words
A foam-pad vacuum gripping tool comprising one tool-change interface, one foam pad, one ejector, one isolation valve, 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 set-down position
OT-2026-000046559
Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,406 words
A zoned vacuum gripping tool comprising one tool-change interface, two bellows cups, one vacuum pump, two isolation valves, two zone branches, two pressure sensors 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-2026-000046560
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,099 words
A bellows-cup vacuum gripping tool comprising one tool-change interface, one bellows cup, one ejector, 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 ejector. After the workpiece has reached the set-down position, the work
OT-2026-000046561
Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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 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. After the workpiece has reached the set-down p
OT-2026-000046562
Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after set-down
September 17, 2026 · Vacuum Grippers · 1,142 words
A foam-pad vacuum gripping tool comprising one mounting flange, one foam pad, one ejector, one isolation valve, 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 set-down position, the
OT-2026-000046563
Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,372 words
A zoned vacuum gripping tool comprising one tool-change interface, two bellows cups, one vacuum pump, two isolation valves, two zone branches, two pressure sensors 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-2026-000046564
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,065 words
A bellows-cup vacuum gripping tool comprising one tool-change interface, one bellows cup, one ejector, 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 ejector. After the workpiece has reached the set-down position, the work
OT-2026-000046565
Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,099 words
A suction-cup vacuum gripping tool comprising one tool-change interface, six 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. After the workpiece has reached the set-down p
OT-2026-000046566
Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,247 words
A foam-pad vacuum gripping tool comprising one tool-change interface, one foam pad, one ejector, one isolation valve, 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 set-down position
OT-2026-000046567
Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,341 words
A zoned vacuum gripping tool comprising one mounting flange, one foam pad, one vacuum pump, two isolation valves, 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
OT-2026-000046568
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down
September 17, 2026 · Vacuum Grippers · 994 words
A bellows-cup vacuum gripping tool comprising one mounting flange, one bellows cup, one ejector, 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 ejector. After the workpiece has reached the set-down position, the workpiece
OT-2026-000046569
Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after set-down
September 17, 2026 · Vacuum Grippers · 1,028 words
A suction-cup vacuum gripping tool comprising one mounting flange, six 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. After the workpiece has reached the set-down positio
OT-2026-000046570
Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,213 words
A foam-pad vacuum gripping tool comprising one tool-change interface, one foam pad, one ejector, one isolation valve, 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 set-down position
OT-2026-000046571
Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,446 words
A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one vacuum pump, two isolation valves, 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 positio
OT-2026-000046572
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,099 words
A bellows-cup vacuum gripping tool comprising one tool-change interface, one bellows cup, one ejector, 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 ejector. After the workpiece has reached the set-down position, the work
OT-2026-000046573
Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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 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. After the workpiece has reached the set-down p
OT-2026-000046574
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down
September 17, 2026 · Vacuum Grippers · 1,108 words
A foam-pad vacuum gripping tool comprising one mounting flange, one foam pad, one plant vacuum connection, one isolation valve, 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 plant vacuum connection. After the workpiece has rea
OT-2026-000046575
Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,412 words
A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one vacuum pump, two isolation valves, 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 positio
OT-2026-000046576
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,065 words
A bellows-cup vacuum gripping tool comprising one tool-change interface, one bellows cup, one ejector, 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 ejector. After the workpiece has reached the set-down position, the work
OT-2026-000046577
Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,099 words
A suction-cup vacuum gripping tool comprising one tool-change interface, six 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. After the workpiece has reached the set-down p
OT-2026-000046578
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,213 words
A foam-pad vacuum gripping tool comprising one tool-change interface, one foam pad, one plant vacuum connection, one isolation valve, 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 plant vacuum connection. After the workpiece h
OT-2026-000046579
Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,326 words
A zoned vacuum gripping tool comprising one mounting flange, one foam pad, one vacuum pump, two isolation valves, 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
OT-2026-000046580
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down
September 17, 2026 · Vacuum Grippers · 994 words
A bellows-cup vacuum gripping tool comprising one mounting flange, one bellows cup, one ejector, 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 ejector. After the workpiece has reached the set-down position, the workpiece
OT-2026-000046581
Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after set-down
September 17, 2026 · Vacuum Grippers · 1,028 words
A suction-cup vacuum gripping tool comprising one mounting flange, six 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. After the workpiece has reached the set-down positio
OT-2026-000046582
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,179 words
A foam-pad vacuum gripping tool comprising one tool-change interface, one foam pad, one plant vacuum connection, one isolation valve, 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 plant vacuum connection. After the workpiece h
OT-2026-000046583
Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,431 words
A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one vacuum pump, two isolation valves, 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 positio
OT-2026-000046584
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,099 words
A bellows-cup vacuum gripping tool comprising one tool-change interface, one bellows cup, one ejector, 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 ejector. After the workpiece has reached the set-down position, the work
OT-2026-000046585
Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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 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. After the workpiece has reached the set-down p
OT-2026-000046586
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down
September 17, 2026 · Vacuum Grippers · 1,093 words
A foam-pad vacuum gripping tool comprising one mounting flange, one foam pad, one plant vacuum connection, one isolation valve, 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 plant vacuum connection. After the workpiece has rea
OT-2026-000046587
Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,397 words
A zoned vacuum gripping tool comprising one tool-change interface, one foam pad, one vacuum pump, two isolation valves, 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 positio
OT-2026-000046588
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,065 words
A bellows-cup vacuum gripping tool comprising one tool-change interface, one bellows cup, one ejector, 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 ejector. After the workpiece has reached the set-down position, the work
OT-2026-000046589
Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,099 words
A suction-cup vacuum gripping tool comprising one tool-change interface, six 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. After the workpiece has reached the set-down p
OT-2026-000046590
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,198 words
A foam-pad vacuum gripping tool comprising one tool-change interface, one foam pad, one plant vacuum connection, one isolation valve, 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 plant vacuum connection. After the workpiece h
OT-2026-000046591
Two cup vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,289 words
A zoned vacuum gripping tool comprising one mounting flange, two suction cups, one vacuum pump, two isolation valves, two zone branches, two pressure sensors 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 po
OT-2026-000046592
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down
September 17, 2026 · Vacuum Grippers · 945 words
A bellows-cup vacuum gripping tool comprising one mounting flange, one bellows cup, one plant vacuum connection, 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 plant vacuum connection. After the workpiece has reached the s
OT-2026-000046593
Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down
September 17, 2026 · Vacuum Grippers · 1,013 words
A suction-cup vacuum gripping tool comprising one mounting flange, six suction cups, one plant vacuum connection, 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 plant vacuum connection. After the workpiece
OT-2026-000046594
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,164 words
A foam-pad vacuum gripping tool comprising one tool-change interface, one foam pad, one plant vacuum connection, one isolation valve, 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 plant vacuum connection. After the workpiece h
OT-2026-000046595
Two cup vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,394 words
A zoned vacuum gripping tool comprising one tool-change interface, two suction cups, one vacuum pump, two isolation valves, two zone branches, two pressure sensors 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-2026-000046596
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,050 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 and one blow-off valve. When the bellows cup reaches the workpiece, the bellows cup is evacuated by the plant vacuum connection. After the workpiece has reached
OT-2026-000046597
Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,119 words
A suction-cup vacuum gripping tool comprising one tool-change interface, six suction cups, one plant vacuum connection, 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 plant vacuum connection. After the work
OT-2026-000046598
Foam pad vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after set-down
September 17, 2026 · Vacuum Grippers · 1,139 words
A foam-pad vacuum gripping tool comprising one mounting flange, one foam pad, one vacuum pump, one isolation valve, 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 vacuum pump. After the workpiece has reached the set-down positi
OT-2026-000046599
Two cup vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,360 words
A zoned vacuum gripping tool comprising one tool-change interface, two suction cups, one vacuum pump, two isolation valves, two zone branches, two pressure sensors 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-2026-000046600
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,016 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 and one blow-off valve. When the bellows cup reaches the workpiece, the bellows cup is evacuated by the plant vacuum connection. After the workpiece has reached
OT-2026-000046601
Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,084 words
A suction-cup vacuum gripping tool comprising one tool-change interface, six suction cups, one plant vacuum connection, 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 plant vacuum connection. After the work
OT-2026-000046602
Foam pad 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 · 1,244 words
A foam-pad vacuum gripping tool comprising one tool-change interface, one foam pad, one vacuum pump, one isolation valve, 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 vacuum pump. After the workpiece has reached the set-down
OT-2026-000046603
Two cup vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,289 words
A zoned vacuum gripping tool comprising one mounting flange, two suction cups, one vacuum pump, two isolation valves, two zone branches, two pressure sensors 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 po
OT-2026-000046604
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down
September 17, 2026 · Vacuum Grippers · 945 words
A bellows-cup vacuum gripping tool comprising one mounting flange, one bellows cup, one plant vacuum connection, 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 plant vacuum connection. After the workpiece has reached the s
OT-2026-000046605
Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down
September 17, 2026 · Vacuum Grippers · 1,013 words
A suction-cup vacuum gripping tool comprising one mounting flange, six suction cups, one plant vacuum connection, 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 plant vacuum connection. After the workpiece
OT-2026-000046606
Foam pad 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 · 1,210 words
A foam-pad vacuum gripping tool comprising one tool-change interface, one foam pad, one vacuum pump, one isolation valve, 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 vacuum pump. After the workpiece has reached the set-down