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.:

US 7481741 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 27, 2009

Filed:

Jun. 27, 2006
Applicants:

Charles C. Sammann, Amarillo, TX (US);

Trace A. Mcguire, Amarillo, TX (US);

Richard Hefley, Amarillo, TX (US);

Inventors:

Charles C. Sammann, Amarillo, TX (US);

Trace A. McGuire, Amarillo, TX (US);

Richard Hefley, Amarillo, TX (US);

Assignee:

Backyard Leisure Holdings, Inc., Pittsburg, KS (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63B 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A ladder and attachment mechanism apparatus and methods are described herein. The apparatus preferably are of a modular design, and are especially useful for playground or similar equipment. Among other things, the apparatus and methods provide improved fabrication, construction, assembly, and ease of use in a variety of applications, and reduce manufacturing, inventory, shipping, assembly, and related costs. In one embodiment, the playground ladder includes a plurality of horizontal support members, a first lateral support member and a second lateral support member each having substantially the same size and shape and spaced apart from each other. Each lateral support member includes a plurality of corresponding sockets spaced along the length of opposite sides of each lateral support member thereby allowing the lateral support members to be interchangeable. Each socket is preferably configured to receive one end of one of the plurality of horizontal support members such that the plurality of horizontal support members are positioned therebetween to form the ladder. The upper end of the ladder can include handhold and/or attachment elements, and those handhold and/or attachment elements can also be used with conventional or other ladders, simulated rock walls, or other things.


Find Patent Forward Citations

Sammann, Charles. (2009). Ladder and related methods (U.S. Patent No. 7481741). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7481741

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