The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 07, 2005
Filed:
Nov. 14, 2002
Applicants:
David W. Shaw, Richmond Hill, CA;
Chuan Liang, Scarborough, CA;
Inventors:
David W. Shaw, Richmond Hill, CA;
Chuan Liang, Scarborough, CA;
Assignee:
Ventra Group Inc., Ontario, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05D011/10 ;
U.S. Cl.
CPC ...
Abstract
A door check device, for installation between a motor vehicle body and a motor vehicle door that swings in opposing opening and closing directions relative to the vehicle body, with an improved roller is provided. The roller includes a metal core having an internal bore and a molded plastic bushing lining the internal bore such that the metal core and the plastic bushing include interlocked or bonded structures that essentially prevent the relative rotation between the metal core and the plastic bushing.