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Title:
NUMERICAL INPUT DEVICE COMPRISING PUSH BUTTON SWITCH
Document Type and Number:
Japanese Patent JP2016146053
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a numerical input device comprising a push button switch having extreme versatility, which allows a sight disabled person and a healthy person who does not understand braille to easily operate.SOLUTION: The numerical input device comprises push button switches corresponding to at least numbers of 1-9, the nine push button switches corresponding to numbers of 1-9 are arranged by arranging 3 columns and 3 rows, and numerical identification projections are provided on a center and/or a corner of four corners of a depression face of each push button switch.SELECTED DRAWING: Figure 1

Inventors:
KUBODERA TAKAO
Application Number:
JP2015022480A
Publication Date:
August 12, 2016
Filing Date:
February 06, 2015
Export Citation:
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Assignee:
KOFU WINE PORT CO LTD
International Classes:
G06F3/02
Domestic Patent References:
JPH05273908A1993-10-22
JP2006277684A2006-10-12
JP2004310173A2004-11-04
JP2012027523A2012-02-09
JP2009212031A2009-09-17
JP2007208952A2007-08-16
JP2011258136A2011-12-22
JP2007042075A2007-02-15
JP2003330596A2003-11-21
JPH05273908A1993-10-22
JP2006277684A2006-10-12
JP2004310173A2004-11-04
JP2012027523A2012-02-09
JP2009212031A2009-09-17
JP2007208952A2007-08-16
JP2011258136A2011-12-22
JP2007042075A2007-02-15
Attorney, Agent or Firm:
Hiroshi Dobashi



 
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