US3320831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retractable tool support
Assignee: Bullard Co
•
Filing: 1966-06-06
•
Granted: 1967-05-23
•
Expires: 1986-06-06
Abstract
No abstract record available.
Inventors
- 👤 Iii Edward P Bullard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:32
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/64; B23Q1/68; B23B; B23B29/00; B23B29/03; B23B29/034; Y; Y10; Y10T; Y10T408/00; Y10T408/83; Y10T408/85; Y10T409/00; Y10T409/50; Y10T409/509348; Y10T409/509676; Y10T409/50984; Y10T82/00; Y10T82/25; Y10T82/2531; Y10T82/2541
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
198 words
RETRACTABLE TOOL SUPPORTING APPARATUS FOR A MACHINE TOOL, COMPRISING A BASE MEMBER ADAPTED TO BE SECURED TO A MACHINE TOOL; A TOOL SUPPORT MOVABLY MOUNTED ON THE BASE MEMBER FOR LIMITED MOVEMENT BETWEEN RETRACTED AND OPERATIVE POSITIONS; A LOCKING MEMBER MOVABLY MOUNTED ON THE BASE MEMBER FOR LIMITED MOVEMENT BETWEEN UNLOCK AND LOCK POSITIONS; MEANS ON SAID TOOL SUPPORT ENGAGEABLE BY SAID LOCKING MEMBER FOR LOCKING SAID TOOL SUPPORT IN THE OPERATIVE POSITION WHEN SAID LOCKING MEMBER IS IN THE LOCK POSITION; MEANS FOR NORMALLY URGING SAID TOOL SUPPORT TO THE RETRACTED POSITION AND SAID LOCKING MEMBER TO THE UNLOCK POSITION; FLUID-OPERATED MEANS FOR INTERMITTENTLY MOVING SAID TOOL SUPPORT TO THE OPERATIVE POSITION AND SAID LOCKING MEMBER TO THE LOCK POSITION WHEN SAID FLUID-OPERATED MEANS IS CONNECTED TO A SOURCE OF PRESSURIZED FLUID; AND MEANS FOR INTERMITTENTLY CONNECTING SAID FLUID-OPERATED MEANS TO A SOURCE OF PRESSURIZED FLUID, SAID FLUID-OPERATED MEANS INCLUDING MEANS RENDERED EFFECTIVE SOLELY BY THE FLOW OF SAID PRESSURIZED FLUID TO SAID FLUID-OPERATED MEANS FOR INITIALLY MOVING SAID TOOL SUPPORT FROM THE RETRACTED TO THE OPERATIVE POSITION WHILE MAINTAINING SAID LOCKING MEMBER IN THE UNLOCK POSITION AND THEREAFTER MOVING SAID LOCKING MEMBER TO THE LOCK POSITION.
Claim 2
Dependent Claim
198 words
RETRACTABLE TOOL SUPPORTING APPARATUS FOR A MACHINE TOOL, COMPRISING A BASE MEMBER ADAPTED TO BE SECURED TO A MACHINE TOOL; A TOOL SUPPORT MOVABLY MOUNTED ON THE BASE MEMBER FOR LIMITED MOVEMENT BETWEEN RETRACTED AND OPERATIVE POSITIONS; A LOCKING MEMBER MOVABLY MOUNTED ON THE BASE MEMBER FOR LIMITED MOVEMENT BETWEEN UNLOCK AND LOCK POSITIONS; MEANS ON SAID TOOL SUPPORT ENGAGEABLE BY SAID LOCKING MEMBER FOR LOCKING SAID TOOL SUPPORT IN THE OPERATIVE POSITION WHEN SAID LOCKING MEMBER IS IN THE LOCK POSITION; MEANS FOR NORMALLY URGING SAID TOOL SUPPORT TO THE RETRACTED POSITION AND SAID LOCKING MEMBER TO THE UNLOCK POSITION; FLUID-OPERATED MEANS FOR INTERMITTENTLY MOVING SAID TOOL SUPPORT TO THE OPERATIVE POSITION AND SAID LOCKING MEMBER TO THE LOCK POSITION WHEN SAID FLUID-OPERATED MEANS IS CONNECTED TO A SOURCE OF PRESSURIZED FLUID; AND MEANS FOR INTERMITTENTLY CONNECTING SAID FLUID-OPERATED MEANS TO A SOURCE OF PRESSURIZED FLUID, SAID FLUID-OPERATED MEANS INCLUDING MEANS RENDERED EFFECTIVE SOLELY BY THE FLOW OF SAID PRESSURIZED FLUID TO SAID FLUID-OPERATED MEANS FOR INITIALLY MOVING SAID TOOL SUPPORT FROM THE RETRACTED TO THE OPERATIVE POSITION WHILE MAINTAINING SAID LOCKING MEMBER IN THE UNLOCK POSITION AND THEREAFTER MOVING SAID LOCKING MEMBER TO THE LOCK POSITION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-22 | 1970-11-21 | 1971-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-22 | 1974-11-21 | 1975-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-22 | 1978-11-21 | 1979-05-23 | $7700.00 | Window Closed / Lapsed |