Position and Presence Sensing

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

Category CAT-000000245

Subcategories

Photoelectric Sensors

Inductive Sensors

Encoders

Publications

OT-2026-000018054
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,242 words
A foam-pad vacuum gripping tool comprising one mounting flange, two foam pads, one plant vacuum connection, 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 plant vacuum connection. Before the
OT-2026-000018057
Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,248 words
A suction-cup vacuum gripping tool comprising one mounting flange, three suction cups, one ejector, one isolation valve, 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
OT-2026-000018058
Two pad foam vacuum gripper, two outlet manifold, 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 · 1,347 words
A foam-pad vacuum gripping tool comprising one tool-change interface, two foam pads, one plant vacuum connection, 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 plant vacuum connection. Befor
OT-2026-000018061
Three cup vacuum gripper, three outlet manifold, 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 · 1,353 words
A suction-cup vacuum gripping tool comprising one tool-change interface, three suction cups, one ejector, one isolation valve, 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 re
OT-2026-000018062
Two pad foam vacuum gripper, two outlet manifold, 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 · 1,313 words
A foam-pad vacuum gripping tool comprising one tool-change interface, two foam pads, one plant vacuum connection, 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 plant vacuum connection. Befor
OT-2026-000018065
Three cup vacuum gripper, three outlet manifold, 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 · 1,319 words
A suction-cup vacuum gripping tool comprising one tool-change interface, three suction cups, one ejector, one isolation valve, 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 re
OT-2026-000018066
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,288 words
A foam-pad vacuum gripping tool comprising one mounting flange, two 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 se
OT-2026-000018069
Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,248 words
A suction-cup vacuum gripping tool comprising one mounting flange, three suction cups, one ejector, one isolation valve, 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
OT-2026-000018070
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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, two 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-2026-000018073
Three cup vacuum gripper, three outlet manifold, 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 · 1,353 words
A suction-cup vacuum gripping tool comprising one tool-change interface, three suction cups, one ejector, one isolation valve, 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 re
OT-2026-000018074
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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, two 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-2026-000018077
Three cup vacuum gripper, three outlet manifold, 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 · 1,319 words
A suction-cup vacuum gripping tool comprising one tool-change interface, three suction cups, one ejector, one isolation valve, 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 re
OT-2026-000018078
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,273 words
A foam-pad vacuum gripping tool comprising one mounting flange, two 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 se
OT-2026-000018081
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,199 words
A suction-cup vacuum gripping tool comprising one mounting flange, three suction cups, one plant vacuum connection, one isolation valve, 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 connectio
OT-2026-000018082
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,378 words
A foam-pad vacuum gripping tool comprising one tool-change interface, two 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-2026-000018085
Three cup vacuum gripper, three outlet manifold, 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 · 1,304 words
A suction-cup vacuum gripping tool comprising one tool-change interface, three suction cups, one plant vacuum connection, one isolation valve, 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 con
OT-2026-000018086
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,344 words
A foam-pad vacuum gripping tool comprising one tool-change interface, two 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-2026-000018089
Three cup vacuum gripper, three outlet manifold, 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 · 1,270 words
A suction-cup vacuum gripping tool comprising one tool-change interface, three suction cups, one plant vacuum connection, one isolation valve, 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 con
OT-2026-000018090
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,306 words
A foam-pad vacuum gripping tool comprising one mounting flange, three 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-2026-000018093
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,199 words
A suction-cup vacuum gripping tool comprising one mounting flange, three suction cups, one plant vacuum connection, one isolation valve, 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 connectio
OT-2026-000018094
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,411 words
A foam-pad vacuum gripping tool comprising one tool-change interface, three 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 se
OT-2026-000018097
Three cup vacuum gripper, three outlet manifold, 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 · 1,304 words
A suction-cup vacuum gripping tool comprising one tool-change interface, three suction cups, one plant vacuum connection, one isolation valve, 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 con
OT-2026-000018098
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,377 words
A foam-pad vacuum gripping tool comprising one tool-change interface, three 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 se
OT-2026-000018101
Three cup vacuum gripper, three outlet manifold, 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 · 1,270 words
A suction-cup vacuum gripping tool comprising one tool-change interface, three suction cups, one plant vacuum connection, one isolation valve, 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 con
OT-2026-000018102
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,291 words
A foam-pad vacuum gripping tool comprising one mounting flange, three 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-2026-000017173
Single cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,021 words
A suction-cup vacuum gripping tool comprising one mounting flange, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpiece is
OT-2026-000017177
Single cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,127 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpi
OT-2026-000017181
Single cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,092 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpi
OT-2026-000017185
Single cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,021 words
A suction-cup vacuum gripping tool comprising one mounting flange, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpiece is
OT-2026-000017189
Single cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,127 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpi
OT-2026-000017193
Single cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,092 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpi
OT-2026-000017197
Single cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,021 words
A suction-cup vacuum gripping tool comprising one mounting flange, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpiece is
OT-2026-000017201
Single cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,127 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpi
OT-2026-000017205
Single cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,092 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpi
OT-2026-000017209
Single cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,021 words
A suction-cup vacuum gripping tool comprising one mounting flange, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpiece is
OT-2026-000017213
Single cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,127 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpi
OT-2026-000017217
Single cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,092 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpi
OT-2026-000017221
Single cup vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,021 words
A suction-cup vacuum gripping tool comprising one mounting flange, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpiece is
OT-2026-000017225
Single cup vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,127 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpi
OT-2026-000017229
Single cup vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,092 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpi
OT-2026-000017233
Single cup vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,021 words
A suction-cup vacuum gripping tool comprising one mounting flange, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpiece is
OT-2026-000017237
Single cup vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,127 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpi
OT-2026-000017241
Single cup vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,092 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one ejector, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the ejector. Before the workpiece reaches the set-down position, the workpi
OT-2026-000017245
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,006 words
A suction-cup vacuum gripping tool comprising one mounting flange, one suction cup, one plant vacuum connection, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the plant vacuum connection. Before the workpiece reaches the set
OT-2026-000017249
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,112 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one plant vacuum connection, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the plant vacuum connection. Before the workpiece reaches t
OT-2026-000017253
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,077 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one plant vacuum connection, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the plant vacuum connection. Before the workpiece reaches t
OT-2026-000017257
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down
September 17, 2026 · Vacuum Grippers · 1,006 words
A suction-cup vacuum gripping tool comprising one mounting flange, one suction cup, one plant vacuum connection, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the plant vacuum connection. Before the workpiece reaches the set
OT-2026-000017261
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,112 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one plant vacuum connection, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the plant vacuum connection. Before the workpiece reaches t
OT-2026-000017262
Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,185 words
A foam-pad vacuum gripping tool comprising one tool-change interface, one foam pad, one ejector, 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. Before the workpiece reaches the set-down position, the workpiece is blown
OT-2026-000017265
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
September 17, 2026 · Vacuum Grippers · 1,077 words
A suction-cup vacuum gripping tool comprising one tool-change interface, one suction cup, one plant vacuum connection, one pressure sensor, one contact detector and one blow-off valve. When the suction cup reaches the workpiece, the suction cup is evacuated by the plant vacuum connection. Before the workpiece reaches t