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. 11, 1983
Filed:
Feb. 22, 1980
Masami Inada, Kariya, JP;
Kongou Aoki, Kariya, JP;
Aisin Seiki Kabushiki Kaisha, Kariya, JP;
Abstract
An actuator device used with an engine-idle control system of an automobile provided with an air-conditioner, and is adapted so as to operate an operating rod in association with a throttle valve opening lever of an internal combustion engine. The actuator device includes an actuator housing having a guide member, a diaphragm member within the housing to thereby define two chambers within the housing, a plunger member secured to the diaphragm member at one end thereof and extending out through the housing at the other end thereof, the plunger member being slidably supported by the guide member, a lock nut for fastening the operating rod to the plunger member and being of hexagonal external form, an adjusting member including a hub portion in which a nut member is securely positioned, the nut member being moved via threads formed on the plunger member, a plurality of extending members which axially extend from the hub portion and which are elastically in contact with the hexagonal external face of the lock nut, the hub portion having a ring shaped knurling peripheral portion, and a stopping flange portion in contact with the guide member.