US3300612A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Handle mounted controller assembly for motorized hand truck
Assignee: Eaton Corp
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Filing: 1964-08-17
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Granted: 1967-01-24
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Expires: 1984-08-17
Abstract
No abstract record available.
Inventors
- 👤 George F Quayle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:11
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/02; H01H9/06; B; B62; B62B; B62B5/00; B62B5/06; B62B5/063; H01H2009/068
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A CONTROLLER ASSEMBLY FOR AN ELONGATED STEERING HANDLE ON A MOTORIZED HAND TRUCK, SAID HANDLE COMPRISING LONGITUDINALLY EXTENDING WALLS THAT FORM A NARROW CHAMBER WITHIN SAID HANDLE, A FINGERPIECE MOUNTED FOR MOVEMENT ON AN END PORTION OF SAID ELONGATED HANDLE, A CONTACT PANEL ARRANGED IN A LONGITUDINALLY DISPLACED RELATION TO SAID FINGERPIECE IN SAID NARROW CHAMBER, SAID PANEL BEING EQUIPPED WITH MOVABLE SWITCH CONTACTS, MEANS MOUNTING SAID PANEL AND ITS CONTACTS IN A SPACED RELATION TO THE INNER SURFACE OF A WALL OF SAID CHAMBER, A CAM EXTENDING LONGITUDINALLY IN THE SPACE BETWEEN SAID WALL OF THE NARROW CHAMBER AND SAID PANEL AND IN SLIDING ENGAGEMENT WITH SAID WALL, SAID CAM HAVING PORTIONS FOR MOVING THE SWITCH CONTACTS ON THE PANEL, AND MEANS CONNECTED TO THE FINGERPIECE AND MOVABLE IN THE NARROW CHAMBER OF THE HANDLE FOR SLIDING SAID CAM WHEN SAID FINGERPIECE IS ACTUATED.
Claim 2
Dependent Claim
145 words
A CONTROLLER ASSEMBLY FOR AN ELONGATED STEERING HANDLE ON A MOTORIZED HAND TRUCK, SAID HANDLE COMPRISING LONGITUDINALLY EXTENDING WALLS THAT FORM A NARROW CHAMBER WITHIN SAID HANDLE, A FINGERPIECE MOUNTED FOR MOVEMENT ON AN END PORTION OF SAID ELONGATED HANDLE, A CONTACT PANEL ARRANGED IN A LONGITUDINALLY DISPLACED RELATION TO SAID FINGERPIECE IN SAID NARROW CHAMBER, SAID PANEL BEING EQUIPPED WITH MOVABLE SWITCH CONTACTS, MEANS MOUNTING SAID PANEL AND ITS CONTACTS IN A SPACED RELATION TO THE INNER SURFACE OF A WALL OF SAID CHAMBER, A CAM EXTENDING LONGITUDINALLY IN THE SPACE BETWEEN SAID WALL OF THE NARROW CHAMBER AND SAID PANEL AND IN SLIDING ENGAGEMENT WITH SAID WALL, SAID CAM HAVING PORTIONS FOR MOVING THE SWITCH CONTACTS ON THE PANEL, AND MEANS CONNECTED TO THE FINGERPIECE AND MOVABLE IN THE NARROW CHAMBER OF THE HANDLE FOR SLIDING SAID CAM WHEN SAID FINGERPIECE IS ACTUATED.
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) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |