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:
Mar. 07, 2006
Filed:
Mar. 14, 2005
Yu-feng Lin, Wugu Township, Taipei County, TW;
Yu-Feng Lin, Wugu Township, Taipei County, TW;
Other;
Abstract
Provided is a combination lock capable of being opened by inserting a key into keyhole in addition to turning tumbler wheels to a set series of numbers. In the key opening operation key is turned to rotate shaft, cam, and shuttle assembly for aligning tabs with the grooves, causing the cam to contact and push an L-shaped member laterally to compress a spring-loaded member for opening a gap between the leg and the shackle with a distance between the shaft and a blind end of a channel of the shuttle assembly being decreased to a minimum as the channel slides relative to the shaft, and moving the tabs along the grooves to project the shuttle assembly from one end of a bore of a spring-loaded moveable member to the other end thereof.