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:
Dec. 05, 1989
Filed:
Nov. 14, 1988
Applicant:
Inventor:
Roy L Johnson, Oregon City, OR (US);
Assignee:
Lifting Technologies, Inc., Missoula, MT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
73788 ; 738656 ;
Abstract
A manbasket testing apparatus for use in the trial lift and proof testing of personnel work platforms known as manbaskets is disclosed. The testing device provides a manbasket supported by a floor attached sling and providing a removable test weight attached through and underneath the floor of the manbasket by the use of eyebolts attached to the test weight and extending through the floor with attachment rods slid transversely through the eyebolts. A method of testing using the manbasket testing apparatus is also disclosed.