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:
Jun. 10, 2014

Filed:

Mar. 14, 2013
Applicant:

Richell Corporation, Toyama, JP;

Inventors:

Yoichi Matsuda, Toyama, JP;

Satoshi Urabe, Toyama, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E06B 3/36 (2006.01); E05B 65/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A gate apparatus includes a frame that is approximately in a shape of a letter 'U', a gate that opens forward or backward, a rotational support device that supports the gate so that the gate rotates and moves upward relative to the frame, a locking device that locks the gate at a closed position, and a pedal device that unlocks the locking device. The pedal device includes a pair of pedals on the both sides of the gate, and a push-up member that is linked to the pair of pedals. The push-up member includes a push-up surface that tilts when the pedal is operated. The push-up surface tilts so that the push-up surface moves upward and comes in contact with the gate on the side closer to the pedal that has been operated, and applies a push-up force and a rotation force to the gate.


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