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:
Mar. 07, 2000
Filed:
Feb. 23, 1998
Masami Takemura, Toyama, JP;
Yoshiaki Tanari, Toyama, JP;
YKK Architectural Products Inc., Tokyo, JP;
Abstract
A curtain wall having a mullion structure comprises bilateral mullions, a sash unit to be mounted to the mullions, the sash unit comprising a sash unit frame and a sash mounted to the sash unit frame, supporting members fixed to the mullions for supporting the sash unit frame, and a fixing member disposed for fixing one of bilateral side portions of the sash unit frame to one of the mullions. The mullions are provided with recessed grooves, respectively, opened to a width direction of the sash in the mounted state, and the sash unit frame has bilateral side portions to be fitted in the recessed grooves respectively by inserting both side portions of the sash unit frame one by one into corresponding recessed grooves of the mullions from an indoor side of the sash unit in a manner such that bilateral lower portions of the sash unit frame are rested on said supporting members, respectively, in a mounted state of the sash unit frame, and one of the side portions of the sash unit frame is then fixed to corresponding one of the mullions by means of the fixing member.