US3636795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unit power plants
Assignee: Automobiles Peugeot SA
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Filing: 1969-11-18
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Granted: 1972-01-25
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Expires: 1989-11-18
Abstract
Abstract Unit power plant comprising an engine, a one-piece hydraulic torque converter housing, a two-piece differential housing and a one-piece change-speed or transmission casing, which are interconnected through joint planes perpendicular or parallel to the longitudinal axis, and characterized in that at least one of said housings or casings comprises two identical joint planes.
Inventors
- 👤 Jean Maurice
- 👤 Jean Piret
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:36
CPC Classifications
B; B60; B60K; B60K5/00; B60K5/02; F; F16; F16H; F16H47/00; F16H47/06; F16H47/08; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2186
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
85 words
A power plant unit comprising an engine connected to a onepiece hydraulic torque converter housing, a one-piece change speed transmission housing connected to a two-piece differential housing disposed beneath the hydraulic torque converter housing and engine in offset relation thereto, and a chain and gear drive housing connected to the torque converter housing and the change speed transmission housing, said engine and housings being connected together by joint planes which are parallel to each other and perpendicular to the axis of the power plant unit.
Claim 2
Dependent Claim
85 words
A power plant unit comprising an engine connected to a onepiece hydraulic torque converter housing, a one-piece change speed transmission housing connected to a two-piece differential housing disposed beneath the hydraulic torque converter housing and engine in offset relation thereto, and a chain and gear drive housing connected to the torque converter housing and the change speed transmission housing, said engine and housings being connected together by joint planes which are parallel to each other and perpendicular to the axis of the power plant unit.
Claim 3
Dependent Claim
17 words
The power plant unit of claim 1 wherein said differential housing has two substantially identical joint planes.
Claim 4
Dependent Claim
18 words
The power plant unit of claim 2 wherein the differential housing and change speed transmission housing are fluidtight.
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) | 1975-01-24 | 1975-07-26 | 1976-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-01-24 | 1979-07-26 | 1980-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-01-24 | 1983-07-26 | 1984-01-25 | $7700.00 | Window Closed / Lapsed |