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.

Date of Patent:
Jan. 16, 1990

Filed:

Sep. 09, 1988
Applicant:
Inventors:

John E Turek, Hastings, MN (US);

Carl J Schoberg, Zumbro Falls, MN (US);

Assignee:

Liberty Diversified Industries, New Hope, MN (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62B / ;
U.S. Cl.
CPC ...
280 4727 ; 414456 ; 414490 ;
Abstract

A hand truck comprising an upright frame having an upper frame section which is telescopingly attached to a lower frame section to permit the height of the frame to be adjusted and clamped into position. A short toe plate extends forwardly from the bottom of the lower frame section, and is slightly narrower than a standard file cabinet. A pair of wheels are conventionally mounted to the rear of the lower frame section. A retaining arm having a hooked end bracket is pivotally and slidably mounted to a crossbar of the upper frame section, such that the retaining arm may be pivoted in a vertical plane generally perpendicular to a plane defined by the front surface of the lower frame section, and slidingly extended forward and retracted backward relative to the crossbar. A spring-loaded clamp assembly serves for pivoting the retaining arm, and for restraining the arm against sliding movement. The upper frame section includes a pair of forwardly extending flanges which may be positioned against the top front of the file cabinet, with the retaining arm extending across the top of the filing cabinet so that the hooked end bracket engages the rear edge thereof. An inverted U-shaped handle bar extends rearward at an angle directly from the top of the upper frame section. The front of the frame sections are padded.


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