Patent US3286776A successfully refreshed from Google Patents.
US3286776A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination power hand tool
Assignee: Individual
•
Filing: 1964-06-23
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Granted: 1966-11-22
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Expires: 1984-06-23
Abstract
No abstract record available.
Inventors
- 👤 Eugene M Richison
- 👤 Ethel M Richison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:20
CPC Classifications
B; B25; B25F; B25F3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A COMBINATION POWER HAND TOOL COMPRISING A HANDLE SUPPORT, A MOTOR MOUNTED ON THE SUPPORT HAVING A MOTOR SHAFT, A LONGITUDINAL SHAFT JOURNALED ON THE SUPPORT AND OPERATIVELY-CONNECTED TO THE MOTOR SHAFT, SAID LONGITUDINAL SHAFT HAVING A BEVEL PINION FIXED THEREON AND A REAR CAM WHEEL, A RECIPROCATING SHAFT SLIDABLY-JOURNALED ON THE SUPPORT AND HAVING A FORWARD CAM WHEEL FACING THE REAR CAM WHEEL, A FIRST ACTUATION CONTROL DEVICE MOVABLY-MOUNTED ON THE SUPPORT AND CONNECTED WITH THE RECIPROCATING SHAFT FOR ENGAGING SAID DISENGAGING THE FOWARD CAM WHEEL WITH THE REAR CAM WHEEL, AND A FIRST RADIAL SHAFT SLIDABLY JOURNALED ON THE SUPPORT, SAID FIRST RADIAL SHAFT HAVING A BEVEL PINION ADAPTED FOR ENGAGEMENT WITH THE BEVEL PINION OF THE LONGITUDINAL SHAFT, A SECOND ACTUATION CONTROL DEVICE MOVABLY MOUNTED ON THE SUPPORT AND CONNECTED WITH THE RADIAL SHAFT FOR ENGAGING AND DISENGAGING ITS PINION WITH THE PINION OF THE LONGITUDINAL SHAFT.
Claim 2
Dependent Claim
150 words
A COMBINATION POWER HAND TOOL COMPRISING A HANDLE SUPPORT, A MOTOR MOUNTED ON THE SUPPORT HAVING A MOTOR SHAFT, A LONGITUDINAL SHAFT JOURNALED ON THE SUPPORT AND OPERATIVELY-CONNECTED TO THE MOTOR SHAFT, SAID LONGITUDINAL SHAFT HAVING A BEVEL PINION FIXED THEREON AND A REAR CAM WHEEL, A RECIPROCATING SHAFT SLIDABLY-JOURNALED ON THE SUPPORT AND HAVING A FORWARD CAM WHEEL FACING THE REAR CAM WHEEL, A FIRST ACTUATION CONTROL DEVICE MOVABLY-MOUNTED ON THE SUPPORT AND CONNECTED WITH THE RECIPROCATING SHAFT FOR ENGAGING SAID DISENGAGING THE FOWARD CAM WHEEL WITH THE REAR CAM WHEEL, AND A FIRST RADIAL SHAFT SLIDABLY JOURNALED ON THE SUPPORT, SAID FIRST RADIAL SHAFT HAVING A BEVEL PINION ADAPTED FOR ENGAGEMENT WITH THE BEVEL PINION OF THE LONGITUDINAL SHAFT, A SECOND ACTUATION CONTROL DEVICE MOVABLY MOUNTED ON THE SUPPORT AND CONNECTED WITH THE RADIAL SHAFT FOR ENGAGING AND DISENGAGING ITS PINION WITH THE PINION OF THE LONGITUDINAL SHAFT.
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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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |