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Vehicle door opening/closing apparatus

  • US 10,036,191 B2
  • Filed: 09/19/2016
  • Issued: 07/31/2018
  • Est. Priority Date: 09/30/2015
  • Status: Active Grant
First Claim
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1. A vehicle door opening and closing apparatus comprising:

  • a support member that has a telescopic shaft, is interposed between a body and a door of a vehicle, and thereby is capable of holding the door at an open position,wherein the support member includes a cylindrical housing that accommodates a drive source, and a joint member that is fixed with a part thereof inserted into an end portion of the cylindrical housing and is attached on the body or the door of the vehicle, andwherein the joint member has a contact portion which projects into an interior of the housing and is fixed to the housing by caulking when the joint member is fixed to the housing, andwherein the contact portion includes convex portions and concave portions recessed in a radial direction of the contact portion with respect to the convex portions, the convex and concave portions are alternately provided in a circumferential direction of the contact portion and are fixed to the housing by the caulking.

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