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:
Jan. 09, 2001
Filed:
Dec. 29, 1997
Applicant:
Inventors:
Atsushi Nagashima, Ogasa-gun, JP;
Mitsuru Kitaura, Ogasa-gun, JP;
Katsuhiko Aramaki, Kitakyusyu, JP;
Yoshiaki Taka, Yokohama, JP;
Assignee:
NOK Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16J 1/552 ;
U.S. Cl.
CPC ...
F16J 1/552 ;
Abstract
A male coupling portion of a first split portion on one side of a split boot is coupled to a female coupling portion of a second split portion using a plurality of spaced male and female coupling portions. A worker can simply couple the split portions of split boot without using any machine while enhancing the coupling force of split faces.