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. 26, 2021
Filed:
Feb. 04, 2019
Wen-chi Hsu, New Taipei, TW;
Wen-Chi Hsu, New Taipei, TW;
Other;
Abstract
An air-bag type inflating device includes an elastic bag body and a sealing member; the sealing member has a first membrane, a second membrane and a third membrane, the second membrane is connected to the first membrane, the third membrane is stacked and arranged at a connecting location of the first membrane and the second membrane and disposed at an inner side of the first membrane; a unidirectional nozzle passage is formed between the first membrane and the third membrane, and capable of being optionally operated for opening or closing the first chamber and the second chamber. Accordingly, an opening/closing status of the unidirectional nozzle passage can be stably and precisely controlled after the bag body is pressed.