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:
May. 03, 1977
Filed:
Dec. 01, 1975
Applicant:
Inventor:
Richard R Jackson, Marblehead, MA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
128351 ; 128274 ; 137859 ;
Abstract
The connector member which connects a tracheal tube to the source of breathing air incorporates an auxiliary passage having an entrance device for inflating the cuff with the breathing air, the entrance device responding to raised pressure in the connector to admit the breathing air for filling the cuff and responding to decrease in the pressure to close the auxiliary passage at a desired level for retaining sealing pressure in the cuff.