Invention Grant
- Patent Title: Sheet material storage, sheet feeding device, and image forming apparatus
- Patent Title (中): 片材储存，送纸装置和成像装置
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Application No.: US15008809Application Date: 2016-01-28
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Publication No.: US09546057B2Publication Date: 2017-01-17
- Inventor: Masahiro Ishida , Naoki Matsuda
- Applicant: Masahiro Ishida , Naoki Matsuda
- Applicant Address: JP Tokyo
- Assignee: RICOH COMPANY, LTD.
- Current Assignee: RICOH COMPANY, LTD.
- Current Assignee Address: JP Tokyo
- Agency: Harness, Dickey & Pierce, P.L.C.
- Priority: JP2015-017163 20150130
- Main IPC: B65H1/00
- IPC: B65H1/00 ; B65H1/26
Abstract:
A sheet material storage includes a housing space structure that forms a housing space to house a sheet material and an acoustic device that uses a Helmholtz resonator. At least a part of a cavity of the Helmholtz resonator is formed in the housing space structure.
Public/Granted literature
- US20160221772A1 SHEET MATERIAL STORAGE, SHEET FEEDING DEVICE, AND IMAGE FORMING APPARATUS Public/Granted day:2016-08-04
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