Patent US3349658A successfully refreshed from Google Patents.
US3349658A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Workpiece positioning system
Assignee: Houdaille Industries Inc
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Filing: 1965-10-22
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Granted: 1967-10-31
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 John A Johns
- 👤 Arthur K Schott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:21
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/24; B21D28/26; B21D28/265; G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B2219/00; G05B2219/30; G05B2219/45; G05B2219/45137; G05B2219/49; G05B2219/49134; Y; Y10; Y10T; Y10T83/00; Y10T83/162; Y10T83/166; Y10T83/169; Y10T83/444; Y10T83/463; Y10T83/4632; Y10T83/748; Y10T83/7487; Y10T83/7493
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
199 words
A DEVICE FOR POSITIONING A WORKPIECE IN, AND CONTROLLING OPERATION OF, A PUNCHING MACHINE, COMPRISING IN COMBINATION: (A) A SUPPORT BAR ADAPTED TO BE MOVED WITH RESPECT TO THE MACHINE TOOL; (B) PRESSURIZED-FLUID ACTUATOR MEANS CONNECTED TO SAID SUPPORT BAR FOR MOVING IT IN AT LEAST ONE AXIS; (C) CLAMP MEANS CARRIED BY SAID SUPPORT BAR FOR GRASPING THE WORKPIECE TO EFFECT MOVEMENT THEREOF WITH SAID SUPPORT BAR; (D) POWER-DRIVEN MEANS CONNECTED TO SAID CLAMP MEANS FOR OPENING AND CLOSING IT; (E) POWER-DRIVEN LOCK MEANS ADAPTED TO BE CARRIED BY A FIXED PORTION OF THE MACHINE TOOL FOR TEMPORARILY LOCKING THE WORKPIECE IN WHATEVER POSITION IT MAY BE DISPOSED; (F) A PUNCH CONTROL CIRCUIT; (G) FLUID-PRESSURE RESPONSIVE CONTROL MEANS RESPONSIVE TO SUBTANTIALLY THE MAXIMUM NORMAL FLUID PRESSURE WHICH CAN BUILD UP IN SAID PRESSURIZED-FLUID ACTUATOR MEANS IN ANY STATIONARY POSITION, AND OPERATIVE TO TENTATIVELY AND JOINTLY CONTROL LOCKING BY SAID POWERDRIVEN LOCK MEANS, UNLOCKING BY SAID POWER-DRIVEN LOCK MEANS, CLAMPING BY SAID POWER-DRIVEN MEANS, AND PUNCHING BY SAID PUNCH CONTROL CIRCUIT; AND (H) CONTROL MEANS FOR DISABLING ANY PREDETERMINED THREE OF SAID LOCKING, SAID UNLOCKING, SAID CLAMPING, AND SAID PUNCHING WHEN TENTATIVELY OPERATED BY SAID FLUID-PRESSURE RESPONSIVE CONTROL MEANS.
Claim 2
Independent Claim
199 words
A DEVICE FOR POSITIONING A WORKPIECE IN, AND CONTROLLING OPERATION OF, A PUNCHING MACHINE, COMPRISING IN COMBINATION: (A) A SUPPORT BAR ADAPTED TO BE MOVED WITH RESPECT TO THE MACHINE TOOL; (B) PRESSURIZED-FLUID ACTUATOR MEANS CONNECTED TO SAID SUPPORT BAR FOR MOVING IT IN AT LEAST ONE AXIS; (C) CLAMP MEANS CARRIED BY SAID SUPPORT BAR FOR GRASPING THE WORKPIECE TO EFFECT MOVEMENT THEREOF WITH SAID SUPPORT BAR; (D) POWER-DRIVEN MEANS CONNECTED TO SAID CLAMP MEANS FOR OPENING AND CLOSING IT; (E) POWER-DRIVEN LOCK MEANS ADAPTED TO BE CARRIED BY A FIXED PORTION OF THE MACHINE TOOL FOR TEMPORARILY LOCKING THE WORKPIECE IN WHATEVER POSITION IT MAY BE DISPOSED; (F) A PUNCH CONTROL CIRCUIT; (G) FLUID-PRESSURE RESPONSIVE CONTROL MEANS RESPONSIVE TO SUBTANTIALLY THE MAXIMUM NORMAL FLUID PRESSURE WHICH CAN BUILD UP IN SAID PRESSURIZED-FLUID ACTUATOR MEANS IN ANY STATIONARY POSITION, AND OPERATIVE TO TENTATIVELY AND JOINTLY CONTROL LOCKING BY SAID POWERDRIVEN LOCK MEANS, UNLOCKING BY SAID POWER-DRIVEN LOCK MEANS, CLAMPING BY SAID POWER-DRIVEN MEANS, AND PUNCHING BY SAID PUNCH CONTROL CIRCUIT; AND (H) CONTROL MEANS FOR DISABLING ANY PREDETERMINED THREE OF SAID LOCKING, SAID UNLOCKING, SAID CLAMPING, AND SAID PUNCHING WHEN TENTATIVELY OPERATED BY SAID FLUID-PRESSURE RESPONSIVE CONTROL MEANS.
References Cited (Backward Citations)
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US3184947A
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US3231099A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |