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:
May. 04, 2010
Filed:
Sep. 12, 2008
Takehiko Kawasaki, Atsugi, JP;
Norio Kaneko, Atsugi, JP;
Naoyo Gemma, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
Provided is a sheet material discrimination apparatus including: an impact force applying member for colliding with the surface of a sheet material, an impact force receiving member for receiving the impact force applying member through the sheet material, a detecting unit for outputting an electric signal corresponding to an impact force received by the impact force receiving member, and a cushioning material for absorbing the impact force transmitted to the detecting unit, wherein a support member having a bending rigidity higher than the bending rigidity of the detecting unit with respect to the impact force is arranged between the detecting unit and the cushioning material.