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:
Nov. 22, 1988
Filed:
Feb. 23, 1988
Applicant:
Inventors:
Yuji Kano, Chigasaki, JP;
Tsurusaburo Okamura, Chigasaki, JP;
Seiji Fukushi, Hiratsuka, JP;
Fumio Kinoshita, Niiza, JP;
Assignee:
Japan Crown Cork Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05B / ;
U.S. Cl.
CPC ...
222482 ; 215309 ; 215315 ; 222213 ; 222494 ; 222496 ;
Abstract
A closure for containers comprises an automatic opening-closing mechanism and an outside closure member having a pour opening. The automatic opening-closing mechanism includes a plug member having a centrally formed air introduction hole and a plurality of liquid discharge ports formed around the air introduction hole, a first valve member for opening and closing the liquid discharge ports and a second valve member for opening and closing the air introduction hole.