Patent US3271847A successfully refreshed from Google Patents.
US3271847A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable stop means for pliers
Assignee: Waldes Kohinoor Inc
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Filing: 1965-02-02
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Granted: 1966-09-13
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Expires: 1985-02-02
Abstract
No abstract record available.
Inventors
- 👤 Millheiser Melvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:19
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/14; B25B27/20; B25B27/205; B25B7/00; B25B7/18; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53613; Y10T29/5363
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
222 words
A PLIERS FOR ASSEMBLING AND DISASSEMBLING SPLIT SPRING RETAINING RING COMPRISING, IN COMBINATION, A PAIR OF LEVER ARMS HAVING HUB-LIKE PORTIONS INTERMEDIATE THEIR ENDS AND BEING PIVOTALLY CONNECTED TO RELATIVE ANGULAR MOTION BY A PIVOT PASSING THROUGH SAID HUB PORTIONS, THE ENDS OF THE ARMS EXTENDING TO ONE SIDE OF SAID HUB PORTIONS TERMINATING IN TIPS ADAPTED TO BE INSERTED IN THE APERTURES CONVENTIONALLY PROVIDED IN THE FREE ENDS OF SAID SPLIT RETAINING RINGS TO BE ASSEMBLED AND DISASSEMBLED AND THE ENDS OF THE ARMS EXTENDING TO THE OTHER SIDE OF SAID PIVOT MOUNTING HANDLES, SPRING MEANS OPERATIVELY ASSOCIATED WITH SAID HANDLES FOR NORMALLY MAINTAINING SAME IN SAID SPREAD-APART POSITION, AND STOP MEANS FOR LIMITING THE MAXIMUM PERMISSIBLE SPACING OF SAID TIPS COMPRISING A SET SCREW-SLIDE NUT COMBINATION ADJUSTABLE ALONG A LONGITUDINAL SLOT PROVIDED IN THE HUB PORTION OF ONE LEVER ARM AND ADAPTED TO BE SECURED IN A DESIRED POSITION OF ADJUSTMENT THEREALONG, AND ABUTMENT-EDGE MEANS ON THE HUB PORTION OF THE OTHER LEVER ARM NORMALLY SPACED FROM THE SET SCREW BY ADAPTED TO ABUT SAID SET SCREW AND THEREUPON TO PREVENT RELATIVE ANGULAR MOTION OF SAID HUBS AND WORKING TIPS IN ONE DIRECTION, THE CONSTRUCTION AND ARRANGEMENT BEING SUCH THAT SAID SET SCREW-SLIDE NUT COMBINATION AND SAID ABUTMENT EDGE MEANS IS ENCOMPASSED WITHIN THE DIMENSIONAL CONFINES OF SAID HUB PORTIONS.
Claim 2
Dependent Claim
222 words
A PLIERS FOR ASSEMBLING AND DISASSEMBLING SPLIT SPRING RETAINING RING COMPRISING, IN COMBINATION, A PAIR OF LEVER ARMS HAVING HUB-LIKE PORTIONS INTERMEDIATE THEIR ENDS AND BEING PIVOTALLY CONNECTED TO RELATIVE ANGULAR MOTION BY A PIVOT PASSING THROUGH SAID HUB PORTIONS, THE ENDS OF THE ARMS EXTENDING TO ONE SIDE OF SAID HUB PORTIONS TERMINATING IN TIPS ADAPTED TO BE INSERTED IN THE APERTURES CONVENTIONALLY PROVIDED IN THE FREE ENDS OF SAID SPLIT RETAINING RINGS TO BE ASSEMBLED AND DISASSEMBLED AND THE ENDS OF THE ARMS EXTENDING TO THE OTHER SIDE OF SAID PIVOT MOUNTING HANDLES, SPRING MEANS OPERATIVELY ASSOCIATED WITH SAID HANDLES FOR NORMALLY MAINTAINING SAME IN SAID SPREAD-APART POSITION, AND STOP MEANS FOR LIMITING THE MAXIMUM PERMISSIBLE SPACING OF SAID TIPS COMPRISING A SET SCREW-SLIDE NUT COMBINATION ADJUSTABLE ALONG A LONGITUDINAL SLOT PROVIDED IN THE HUB PORTION OF ONE LEVER ARM AND ADAPTED TO BE SECURED IN A DESIRED POSITION OF ADJUSTMENT THEREALONG, AND ABUTMENT-EDGE MEANS ON THE HUB PORTION OF THE OTHER LEVER ARM NORMALLY SPACED FROM THE SET SCREW BY ADAPTED TO ABUT SAID SET SCREW AND THEREUPON TO PREVENT RELATIVE ANGULAR MOTION OF SAID HUBS AND WORKING TIPS IN ONE DIRECTION, THE CONSTRUCTION AND ARRANGEMENT BEING SUCH THAT SAID SET SCREW-SLIDE NUT COMBINATION AND SAID ABUTMENT EDGE MEANS IS ENCOMPASSED WITHIN THE DIMENSIONAL CONFINES OF SAID HUB PORTIONS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |