Invention Grant
- Patent Title: Energy conversion apparatus
- Patent Title (中): 能量转换装置
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Application No.: US14295450Application Date: 2014-06-04
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Publication No.: US09432775B2Publication Date: 2016-08-30
- Inventor: Michiaki Shinotsuka
- Applicant: Michiaki Shinotsuka
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Ltd.
- Current Assignee: Ricoh Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2013-135117 20130627; JP2013-271030 20131227
- Main IPC: H04R15/00
- IPC: H04R15/00 ; H04R3/00 ; H04R1/00 ; H04R9/00 ; H04R9/04 ; H02K41/025
Abstract:
Provided is an energy conversion apparatus including a diaphragm on which a coil of a lead pattern is formed, a magnet substrate configured to generate a magnetic field towards the coil on the diaphragm, and a magnetic film configured to generate magnetic force between the magnetic film and the magnet substrate to support the diaphragm therebetween.
Public/Granted literature
- US20150003661A1 ENERGY CONVERSION APPARATUS Public/Granted day:2015-01-01
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