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. 11, 1991
Filed:
Nov. 29, 1989
Kermit H Wilson, Edina, MN (US);
Warren Skistad, Madison Lake, MN (US);
Sico Incorporated, Minneapolis, MN (US);
Abstract
Interlocking sections for portable floors and the like have a floor section (10) having interlocking members set in molded urethane (15) for connections along the edges of the floor sections (10). The interlocking members latch a male member (50) and a female member (70) fitting into recesses along the edges of the floor section (10) and are molded into place. The female locking member (70) has a central slot (85) receiving a flange (60) of the male locking member (50). Slots (81a, 81b) and (100a, 100b) and springs (90, 91) guide motion of pins (80a, 80b) which engage the flange (60). A release mechanism (120) actuated by an Allen key wrench has a cam member (121) which engages the springs (90, 91) to release the male locking member (50).