# US 4,392,545 A · Engine mounting structure for an automobile body

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- Number: US 4,392,545 A
- Document ID: US4392545A
- Status: Granted
- Kind: A
- Application number: 06/252,594
- Filed: 1981-04-09
- Granted: 1983-07-12
- Earliest claimed: 1980-04-12
- Assignees: Toyo Kogyo Co., Ltd.
- Inventors: Hayathugu Harasaki; Wataru Tsutagawa
- Web page: https://patentgrep.com/patent/US4392545A

## CPC

- B62D 21/11: with resilient means for suspension {, e.g. of wheels or engine; sub-frames for mounting engine or suspensions}
- B60K 5/04: with the engine main axis, e.g. crankshaft axis, transversely to the longitudinal centre line of the vehicle
- B60K 5/1216: {characterised by the location of the supports relative to the motor or to each other (B60K5/1225 takes precedence)}
- B62D: MOTOR VEHICLES; TRAILERS (steering, or guiding on a desired track, of agricultural machines or implements A01B69/00; wheels, castors, axles, increasing wheel adhesion B60B; vehicle tyres, tyre inflation or tyre changing B60C; connections between vehicles of a train or the like B60D; vehicles for use on rail and road, amphibious or convertible vehicles B60F; suspension arrangements B60G; heating, cooling, ventilating or other air treating devices B60H; windows, windscreens, non-fixed roofs, doors or similar devices, protective coverings for vehicles not in use B60J; propulsion plant arrangements, auxiliary drives, transmissions, controls, instrumentation or dashboards B60K; electric equipment or propulsion of electrically-propelled vehicles B60L; power supply for electrically-propelled vehicles B60M; passenger accommodation not otherwise provided for B60N; adaptations for load transportation or to carry special loads or objects B60P; arrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general B60Q; vehicles, vehicle fittings or vehicle parts not otherwise provided for B60R; servicing, cleaning, repairing, supporting, lifting, or manoeuvring, not otherwise provided for, B60S; brake arrangements, brake control systems or parts thereof B60T; air-cushion vehicles B60V; motor-cycles, accessories therefor B62J, B62K; testing of vehicles G01M)
- B60K: ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES

## Abstract

An automobile body of a front-engine-front-drive type has an engine located in the engine compartment with the crankshaft directed transversely. The frame assembly for supporting the power unit comprising the engine and the transmission device is constituted by a front and rear sections. The rear section is secured to the body and the front section is removably connected at the front end with the body and at the rear end with the rear section. The power unit is mounted on the front section so that it can be removed from the body together with the front section.

## Claims

### Claim 1

An automobile body including a front body section formed with an engine compartment, frame means provided in a lower portion of the engine compartment for mounting an engine, said frame means including a rear section secured to the body and extending forwardly into the engine compartment, and a front section having a front end portion removably attached through resilient means to the body and a rear end portion removably attached through second resilient means to the rear section, said engine being mounted on the front section of the frame means, suspension arms being swingably attached to the rear section, whereby said engine can be removed from the body together with the front section of the frame means.

### Claim 2 (depends on 1)

An automobile body in accordance with claim 1 in which the front section of the frame means comprises a pair of longitudinal members and a transverse member having opposite end portions secured to the longitudinal members and the rear section comprises a pair of longitudinal members having front ends adapted to be connected with rear ends of the longitudinal members of the front section.

### Claim 3 (depends on 2)

An automobile body in accordance with claim 2 in which said longitudinal members in the front section are connected with the longitudinal members in the rear section of the frame means.

### Claim 4 (depends on 2)

An automobile body in accordance with claim 2 in which said rear section of the frame means includes a transverse member for connecting the longitudinal members of the rear section, a steering gear box being mounted on the transverse member of the rear section.

### Claim 5 (depends on 1)

An automobile body in accordance with claim 1 in which the front section of the frame means is attached at the front end portion to a lower surface of the body and at the rear end portion to a lower surface of the rear section of the frame means so that the front section can be removed downwardly.

### Claim 6 (depends on 2)

An automobile body in accordance with claim 2 in which said longitudinal members of the front section are connected to the body at a front cross member thereof.

### Claim 7 (depends on 2)

An automobile body in accordance with claim 2 in which said transverse member of the front section has opposite ends connected with the body at front side members of the body.

### Claim 8 (depends on 6)

An automobile body in accordance with claim 6 in which said engine is connected with transmission means to constitute a power unit, said transverse member of the front section being provided at least one mounting device for mounting the power unit.

### Claim 9 (depends on 7)

An automobile body in accordance with claim 7 in which said engine is connected with transmission means to constitute a power unit, said front section of the frame means having mounting means for the power unit only on said longitudinal members.
