US3204470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arcuate motion jig saw
Assignee: Black and Decker Corp
•
Filing: 1960-04-04
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Granted: 1965-09-07
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Expires: 1980-04-04
Abstract
No abstract record available.
Inventors
- 👤 William S Brucker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:00
CPC Classifications
B; B23; B23D; B23D49/00; B23D49/10; B23D49/16; B23D49/162; B23D49/165; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18248; Y10T74/18256
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
IN AN ARCUATE MOTION JIG SAW, THE COMBINATION OF A RECIPROCATING SHAFT, A TRANSVERSE YOKE SECURED TO SAID SHAFT, AN ECCENTRIC PIN, A ROLLER CAR<RIED BY SAID PIN AND RIDING IN SAID YOKE, MEANS TO CAUSE SAID SHAFT TO RECIPROCATE IN AN ARCUATE PATH OF MOTION CONCAVE WITH RESPECT TO SAID PIN, AND MEANS TO PREVENT ANY UNDUE FLEXURE STRESSES FROM BEING DEVELOPED UPON SAID PIN, SAID LASTNAMED MEANS COMPRISING, SAID ROLLER HAVING AN OUTER SURFACE FORMED, WHEREBY SAID ROLLER HAS A DIAMETER GREATEST INTERMEDIATE THE ENDS OF SAID ROLLER.
Claim 2
Dependent Claim
90 words
IN AN ARCUATE MOTION JIG SAW, THE COMBINATION OF A RECIPROCATING SHAFT, A TRANSVERSE YOKE SECURED TO SAID SHAFT, AN ECCENTRIC PIN, A ROLLER CAR<RIED BY SAID PIN AND RIDING IN SAID YOKE, MEANS TO CAUSE SAID SHAFT TO RECIPROCATE IN AN ARCUATE PATH OF MOTION CONCAVE WITH RESPECT TO SAID PIN, AND MEANS TO PREVENT ANY UNDUE FLEXURE STRESSES FROM BEING DEVELOPED UPON SAID PIN, SAID LASTNAMED MEANS COMPRISING, SAID ROLLER HAVING AN OUTER SURFACE FORMED, WHEREBY SAID ROLLER HAS A DIAMETER GREATEST INTERMEDIATE THE ENDS OF SAID ROLLER.
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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |