AUTOMOBILE-DOOR-HINGE MANUFACTURING METHOD AND AUTOMOBILE

Title:

AUTOMOBILE-DOOR-HINGE MANUFACTURING METHOD AND AUTOMOBILE

Document Type and Number:

WIPO Patent Application WO/2019/176069

Kind Code:

A1

Abstract:

The present invention provides an automobile door hinge that enables an attachment/detachment function of a door, reduces the weight thereof, and increases the production efficiency. The automobile door hinge is provided with: a base member 2U that is secured to a door; a base member 3U that is secured to a vehicle body; a hinge shaft 4U that joins the base member 2U and the base member 3U with each other in a rotatable manner; a screw body 5U that is screwed on the hinge shaft 4U so as to be attachable/detachable in an axial direction and so that the base member 3U and the hinge shaft 4U are integrally rotated; bushes 6U, 7U that are fitted inside a shaft hole 22U of the base member 2U so that the base member 2U and the hinge shaft 4U are rotated relative to each other; and a fall-out stopper 8U that prevents the hinge shaft 4U from falling out of the shaft hole 22U of the base member 2U in the axial direction. The base members 2U, 3U are manufactured by means of casting employing an aluminum alloy as a raw material.

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Inventors:

MORINAGA HIROSHI (JP)
KONDO MAKOTO (JP)
SATO KUMIKO (JP)

Application Number:

PCT/JP2018/010319

Publication Date:

September 19, 2019

Filing Date:

March 15, 2018

Export Citation:

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Assignee:

MITSUI KINZOKU ACT CORP (JP)

International Classes:

E05D7/10; B22D25/02; B60J5/04; F16C11/04

Domestic Patent References:

WO2011030417A1

2011-03-17

Foreign References:

JPH11101048A	1999-04-13
JP2006214259A	2006-08-17
JP2009542942A	2009-12-03
JPH04212682A	1992-08-04
JP3046575B2	2000-05-29
JP2005238326A	2005-09-08
JP4625974B1	2011-02-02
JP4792536B1	2011-10-12
JP2017131997A	2017-08-03

Other References: