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:
Sep. 26, 1978
Filed:
Jan. 31, 1977
Tomio Uchida, Sapporo, JP;
Caterpillar Mitsubishi Ltd., Tokyo, JP;
Abstract
A quick coupler for attaching and detaching an implement to and from a vehicle equipped with a lift arm and a tilt link includes a hitch having a lower supporting assembly with a lower link member and being pivotally connected to the lift art, and an upper supporting assembly with an upper link member and being pivotally connected to the tilt link, the lower link member being pivotally connected to the upper link member and being movable with respect thereto between an over-center locking position and an angularly collapsed and disengaged position, and having mechanical spring means urging the lower and upper supporting members together, and a hook arrangement secured to the implement and having a lower hook portion and an upper hook portion respectively receiving the lower and upper supporting assemblies therein with the mechanical spring means maintaining the upper and lower link members at said over-center locking condition.