Set of keys for a keypad

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Description

FIG. 1 is a top plan view of a set of keys for a keypad showing my new design wherein numerical keys are disclosed; and,

FIG. 2 is a top plan view of a second embodiment thereof wherein the only difference is in the inclusion of alphabetical keys.

The undisclosed portions of the keys are identical to the contours shown in the figures.

Referenced Cited
U.S. Patent Documents
D302270 July 18, 1989 Liljenquist
D359480 June 20, 1995 Levine
4180337 December 25, 1979 Otey, III et al.
4375922 March 8, 1983 Maegawa et al.
Foreign Patent Documents
0053374 March 1982 JPX
Other references
  • IBM Technical Disclosure Bulletin vol. 29 No. 12 May 1987 pp. 5383-5384.
Patent History
Patent number: D382262
Type: Grant
Filed: Oct 19, 1995
Date of Patent: Aug 12, 1997
Inventor: Hsin Chen Tien (Lansing, MI)
Primary Examiner: Freda Nunn
Attorney: Charles W. Chandler
Application Number: 0/46,643
Classifications
Current U.S. Class: D14/115; D14/114
International Classification: 1402;