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Housing cover, in particular plastics oil sump

A casing cover and casing technology, which is applied to casings, transmission parts, engine components, etc., can solve the problems of expensive components, increased component weight and assembly costs, and increased numbers, and achieves small external dimensions and reduced costs. , the effect of construction space saving

Inactive Publication Date: 2014-12-17
IBS FILTRAN KUNST METALLERZEUGNISSE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, this is currently complicated because the number of components used, the number of fastening bolts and the number of support sleeves makes the components significantly more expensive
Also, increased component weight and assembly costs
Finally, the number of fastening eyes provided on the housing cover also increases, and thus the required injection molding tool is also more complex

Method used

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  • Housing cover, in particular plastics oil sump
  • Housing cover, in particular plastics oil sump
  • Housing cover, in particular plastics oil sump

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0037] In the figures, the housing cover in the form of an oil sump 1 made of thermoplastic for a gearbox housing 2 on an internal combustion engine is not shown in its entirety, but only a partial section in the area of ​​the screw connection .

[0038]The oil sump 1 is essentially in the form of a cover-shaped channel with a surrounding fastening flange 3 and a plurality of perforations 4 , which pass through the fastening flange 3 at a distance from one another and are used for fastening screws 5 . The fastening screw 5 comprises a threaded shaft 6 with a preferably metric thread and a screw head 7 with a hexagonal recess 8 . exist Figures 1 to 3 In the shown exemplary embodiment of the housing cover according to the invention, only one of the perforations 4 shown is always provided in a fastening eye 9 integrally formed on the fastening flange 3 . The oil sump 1 abuts in a circumferential manner on a corresponding bearing surface (opposite surface) 10 of the gearbox hou...

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PUM

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Abstract

The invention relates to a housing cover made from plastic on an engine housing or gearbox housing made from metal in an internal combustion engine, said housing cover being secured by a plurality of fastening screws (5) against the housing, wherein the housing cover is secured against a bearing surface of the housing by an encircling fastening flange (3) made from plastic, and the fastening flange (3) is provided with penetration openings (4) through which the fastening screws (5) extend into threaded bores (13), which are coaxial with respect thereto, in the housing, wherein the fastening screws (5) are supported by a screw head (7) against the fastening flange (3) directly or with the interposition of a washer, the fastening flange (3) bears without a gap against the bearing surface of the housing, and the fastening screws (5) are secured within the threaded bore (13) against automatic unscrewing.

Description

technical field [0001] The invention relates to a housing cover made of plastic on an engine housing or gearbox housing made of metal in an internal combustion engine, said housing cover being fastened against said housing by means of a plurality of fastening bolts, wherein The housing cover is fixed against the bearing surface of the housing by a surrounding fastening flange made of plastic and provided with perforations through which the fastening bolts extend to the housing In a threaded hole in the body coaxial with said through hole. Background technique [0002] A housing cover of the aforementioned type in the form of an oil sump for an internal combustion engine is known, for example, from WO 2009 / 115440 A1. Such an oil pan or transmission cover for the engine oil or transmission oil is fastened to the transmission housing, the engine block or the like by means of fastening screws. The fastening bolts are usually guided through fastening eyes integrally formed on t...

Claims

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Application Information

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IPC IPC(8): F16H57/031F01M11/00
CPCF02B77/00F02F7/0065F16H57/031
Inventor J·雅斯佩斯W·施陶斯贝格
Owner IBS FILTRAN KUNST METALLERZEUGNISSE
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