US3354732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Regulator for valve of pneumatic tool
Assignee: Black and Decker Corp
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Filing: 1965-10-21
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Granted: 1967-11-28
•
Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 John L Wickham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:50
CPC Classifications
B; B25; B25B; B25B21/00; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
IN A PNUEMATIC TOOL, A REGULATOR TO LIMIT THE MAXIMUM MOVEMENT OF A VALVE MEMBER, THEREBY TO REGULATE THE MAXIMUM AMOUNT OF COMPRESSED AIR ADMITTED TO THE TOOL MOTOR, SAID REGULATOR COMPRISING, IN COMBINATION: (A) A STATIONARY MEMBER HAVING A FIRST CAM MEANS; (B) A ROTATABLE AXIALLY-MOVABLE STOP MEMBER HAVING SECOND CAM MEANS; (C) ONE OF SAID CAM MEANS COMPRISING ANGULARLY SPACED POCKETS DISPOSED AT DIFFERENT AXIAL POSITION; (D) THE OTHER OF SAID CAM MEANS COMPRISING A MEMBER RECEIVABLE SELECTIVELY IN SAID POCKETS; (E) WHEREBY TO DETERMINE THE AXIAL POSITION OF SAID STOP MEMBER RELATIVE TO SAID TOOL; AND (F) ABUTMENT MEANS ON SAID STOP MEMBER FOR ENGAGING THE VALVE MEMBER, THEREBY LIMITING THE MAXIMUM MOVEMENT OF THE LATTER.
Claim 2
Dependent Claim
119 words
IN A PNUEMATIC TOOL, A REGULATOR TO LIMIT THE MAXIMUM MOVEMENT OF A VALVE MEMBER, THEREBY TO REGULATE THE MAXIMUM AMOUNT OF COMPRESSED AIR ADMITTED TO THE TOOL MOTOR, SAID REGULATOR COMPRISING, IN COMBINATION: (A) A STATIONARY MEMBER HAVING A FIRST CAM MEANS; (B) A ROTATABLE AXIALLY-MOVABLE STOP MEMBER HAVING SECOND CAM MEANS; (C) ONE OF SAID CAM MEANS COMPRISING ANGULARLY SPACED POCKETS DISPOSED AT DIFFERENT AXIAL POSITION; (D) THE OTHER OF SAID CAM MEANS COMPRISING A MEMBER RECEIVABLE SELECTIVELY IN SAID POCKETS; (E) WHEREBY TO DETERMINE THE AXIAL POSITION OF SAID STOP MEMBER RELATIVE TO SAID TOOL; AND (F) ABUTMENT MEANS ON SAID STOP MEMBER FOR ENGAGING THE VALVE MEMBER, THEREBY LIMITING THE MAXIMUM MOVEMENT OF THE LATTER.
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) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |