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, 2022
Filed:
Mar. 30, 2020
Applicant:
Tricam Industries, Inc., Eden Prairie, MN (US);
Inventors:
Jeff Skubic, Eden Prairie, MN (US);
Dennis D. Simpson, Plymouth, MN (US);
Ben Williams, Chaska, MN (US);
Yongxue Lu, Shanghai, CN;
Assignee:
Tricam Industries, Inc., Eden Prairie, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E06C 1/393 (2006.01); E06C 7/14 (2006.01); E06C 1/16 (2006.01);
U.S. Cl.
CPC ...
E06C 1/393 (2013.01); E06C 1/16 (2013.01); E06C 7/14 (2013.01);
Abstract
A ladder including a first frame, a second frame and a platform assembly. The first frame includes one or more fixed steps. The platform assembly includes a first platform pivotably coupled to the first frame, a second platform pivotably coupled to the first frame, a first linkage coupled between the second frame and one of the first platform and the second platform, and a second linkage coupled to the first platform and the second platform. The ladder is movable between a closed position and an open position.