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:
Jun. 12, 2007
Filed:
Sep. 15, 2004
Yangsun Lee, Fujian, CN;
Yangsun Lee, Fujian, CN;
North Pole Limited, Kowloon, HK;
Abstract
Collapsible furniture includes a frame structure configured to support weight, including a plurality of scissor members configured to fold and a plurality of upright members, each coupled to at least two of the scissor members. The collapsible furniture also includes a lock mechanism coupled to at least two of the scissor members and at least one of the upright members, configured to secure the collapsible furniture in a deployed position. In one aspect, the lock mechanism includes a housing, slidingly coupled to an upright member, configured to couple at least two of the scissor members to the upright member, a button member slidingly coupled to the housing, configured to extend through an opening on inner surface of the housing into the upright member when in a depressed position, and to extend outside outer surface of the housing when in an extended position, a spring plate, and a spring. Advantages of the invention include providing a safety feature in use of the collapsible furniture.