Patent US3842928A successfully refreshed from Google Patents.
US3842928A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle for a child
Assignee: Asahi Toy Co
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Filing: 1972-06-15
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Granted: 1974-10-22
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Expires: 1992-06-15
Abstract
Abstract A battery actuated and motor-driven three-wheeled toy car for a child having a seat at the rear part of the vehicle and being driven by a front wheel associated with a gear reduction mechanism and a motor which is energized or de-energized by operation of a manually maneuverable lever.
Inventors
- 👤 Y Kishi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:06
CPC Classifications
B; B60; B60K; B60K1/00; B60K1/02; A; A63; A63G; A63G19/00; A63G19/20; B60L; B60L15/00; B60L15/20; B60L15/2054; B62; B62K; B62K9/00; B60L2200/00; B60L2200/20; B60L2250/00; B60L2250/24; Y; Y02; Y02T; Y02T10/00; Y02T10/60; Y02T10/64; Y02T10/72
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
346 words
A vehicle for a child comprising: a vehicle body having a seat at the rear part thereof; right and left rear wheels and a front wheel for movably supporting said body, said front wheel being disposed on a line substantially lying on the longitudinal center of the vehicle; a handle for turning said front wheel in selected directions; a gear reduction mechanism connected with said front wheel; a motor for driving said gear reduction mechanism; a battery power source; and means for connecting said power source to said motor comprising a manUally operated lever for performing switching operations between said power source and said motor for controlling the operation of said vehicle, at least three terminals being arranged along a circular line on said vehicle body, with a first of said terminals being connected to one side of said motor and a second of said terminals being connected to the other side of said motor, a pair of arcuate electrodes disposed on an extended portion of said lever so that said electrodes lie in substantially the same circular line as said terminals, with one of said electrodes being connected to one side of said battery and the other of said electrodes being connected to the other side of said battery and in all positions of operation of said lever being in contact with a first of said terminals, and said terminals and said electrodes being arranged so that in a neutral position of said lever a second and third of said at least three terminals are not contacted by said electrodes, in a second position of said lever said one of said electrodes engages said second terminal while the other electrode engages said third terminal, and in a reverse position of said lever on the opposite side of said neutral position said one electrode engages said third terminal while said other electrode engages said second terminal, whereby said lever is operative to control the vehicle for respectively maintaining the same in a neutral driving condition, in a forward driving condition and in a reverse driving condition.
Claim 2
Dependent Claim
346 words
A vehicle for a child comprising: a vehicle body having a seat at the rear part thereof; right and left rear wheels and a front wheel for movably supporting said body, said front wheel being disposed on a line substantially lying on the longitudinal center of the vehicle; a handle for turning said front wheel in selected directions; a gear reduction mechanism connected with said front wheel; a motor for driving said gear reduction mechanism; a battery power source; and means for connecting said power source to said motor comprising a manUally operated lever for performing switching operations between said power source and said motor for controlling the operation of said vehicle, at least three terminals being arranged along a circular line on said vehicle body, with a first of said terminals being connected to one side of said motor and a second of said terminals being connected to the other side of said motor, a pair of arcuate electrodes disposed on an extended portion of said lever so that said electrodes lie in substantially the same circular line as said terminals, with one of said electrodes being connected to one side of said battery and the other of said electrodes being connected to the other side of said battery and in all positions of operation of said lever being in contact with a first of said terminals, and said terminals and said electrodes being arranged so that in a neutral position of said lever a second and third of said at least three terminals are not contacted by said electrodes, in a second position of said lever said one of said electrodes engages said second terminal while the other electrode engages said third terminal, and in a reverse position of said lever on the opposite side of said neutral position said one electrode engages said third terminal while said other electrode engages said second terminal, whereby said lever is operative to control the vehicle for respectively maintaining the same in a neutral driving condition, in a forward driving condition and in a reverse driving condition.
Claim 3
Dependent Claim
21 words
A vehicle for a child according to claim 1, further comprising accessory wheels disposed on both sides of said front wheel.
Claim 4
Dependent Claim
34 words
A vehicle for a child according to claim 2, wherein said accessory wheels are mounted on said vehicle so as not to be in contact with a surface of the ground or the floor.
Claim 5
Dependent Claim
41 words
A vehicle for a child according to claim 2, wherein said front wheel, said gear reduction mechanism, said power source, said motor and said accessory wheels are assembled as a unit to be mounted to a steering rod of said handle.
Claim 6
Dependent Claim
16 words
A vehicle for a child according to claim 1, wherein said motor is a reversible motor.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-10-21 | 1978-04-22 | 1978-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-21 | 1982-04-22 | 1982-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-21 | 1986-04-22 | 1986-10-22 | $7700.00 | Window Closed / Lapsed |