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:
Feb. 12, 1991
Filed:
Dec. 19, 1989
Virgil Naku, Hawthorne, NY (US);
Precision Valve Corporation, Yonkers, NY (US);
Abstract
A metering actuator for dispensing the pressurized contents of an aerosol container through a tubular valve stem associated therewith, the actuator having a valve-opening member to receive the valve stem and conduct the contents of the container to a metering chamber formed between the valve-opening member and a surrounding finger-bearing member, which finger-bearing member has a conduit connecting the metering chamber and a discharge orifice; wherein a seal is effected between a dome shaped portion of the valve-opening member and a hub on the finger-bearing member to close off the conduit from the metering chamber to the discharge orifice, and wherein, there is a seal effected between a mating annual wall and recess disposed on the outer portions of the finger-bearing and valve-opening members.