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:
Oct. 19, 1999
Filed:
Dec. 02, 1997
Applicant:
Inventors:
Masahiko Nakazawa, Omiya, JP;
Kazuo Tsukada, Omiya, JP;
Michio Yamaji, Osaka, JP;
Hisashi Tanaka, Osaka, JP;
Assignees:
Aera Japan Ltd., Tokyo, JP;
Fujikin Incorporated, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
251148 ; 251152 ; 137884 ;
Abstract
A connecting member connected to an extension of a massflow controller has attached thereto a gatelike member to hold the connecting member from opposite sides thereof. The gatelike member has a pressing member for pressing the extension against the connecting member from immediately above a seal portion between the extension and the connecting member.