Patent CA974107A successfully refreshed from Google Patents.
US3565199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speed control for carts
Assignee: Chicago Stainless Equipment Corp
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Filing: 1969-01-17
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Granted: 1971-02-23
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Expires: 1989-01-17
Abstract
Abstract A motor-driven wheeled cart such as a golf cart having a drive motor which may be battery operated, a projecting guide handle to be grasped by an operator in guiding the cart in a desired path, a switch for turning the motor on and off, a variable speed control for controlling the speed of the motor and thereby the speed of the cart with the handle being movable in one direction to operate the on-off switch and movable in another direction to operate the speed control.
Inventors
- 👤 Robert J Mistarz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:42
CPC Classifications
B; B62; B62B; B62B5/00; B62B5/0026; B60; B60K; B60K1/00; B62B2202/00; B62B2202/40; B62B2202/404; B62B5/0069
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
148 words
A motor-driven wheeled cart, comprising: a drive motor; a projecting guide handle adapted to be grasped by an operator in guiding said cart in a desired path; switch means for controlling energization of said motor movable between on and off positions; variable speed control means for controlling the speed of said motor and thus of said cart; means mounting said handle for movement in one direction; means mounting said handle for movement in a second direction; means operably interconnecting said handle and switch means for operation thereof between said on and off positions on said movement of the handle in said one direction; means operably interconnecting said handle and speed control means for operation thereof on said movement of the handle in said second direction, and means for automatically moving said handle in said one direction from switch-on to switch-off upon release of the handle by the operator.
Claim 2
Dependent Claim
148 words
A motor-driven wheeled cart, comprising: a drive motor; a projecting guide handle adapted to be grasped by an operator in guiding said cart in a desired path; switch means for controlling energization of said motor movable between on and off positions; variable speed control means for controlling the speed of said motor and thus of said cart; means mounting said handle for movement in one direction; means mounting said handle for movement in a second direction; means operably interconnecting said handle and switch means for operation thereof between said on and off positions on said movement of the handle in said one direction; means operably interconnecting said handle and speed control means for operation thereof on said movement of the handle in said second direction, and means for automatically moving said handle in said one direction from switch-on to switch-off upon release of the handle by the operator.
Claim 3
Dependent Claim
23 words
The cart of claim 1 wherein said handle is elongated with a longitudinal axis, and said one direction is arcuately about an axis.
Claim 4
Dependent Claim
31 words
The cart of claim 1 wherein said means mounting said handle for movement is said one direction comprises fulcrum means about which said handle is rockable in said one direction movement.
Claim 5
Dependent Claim
33 words
The cart of claim 3 wherein said fulcrum means is located adjacent said switch means and there is provided spring means urging said handle in said one direction upon release of the handle.
Claim 6
Dependent Claim
74 words
The cart of claim 1 wherein said handle is elongated with a longitudinal axis, said second direction is arcuately about said axis, said means mounting said handle for movement in said one direction comprises fulcrum means about which said handle is rockable in said one-direction movement, and said fulcrum means is located adjacent said switch means and there is provided spring means urging said handle in said one direction upon release of the handle.
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) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |