Programmable controller

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front view of programmable controller showing the new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a vertical cross-sectional view thereof, taken along line A--A of FIG. 1.

Referenced Cited
U.S. Patent Documents
D290694 July 7, 1987 Shimizu et al.
D298747 November 29, 1988 Shibayama et al.
D333461 February 23, 1993 Shimizu et al.
D351827 October 25, 1994 Shimizu et al.
D368252 March 26, 1996 Nakai
D400180 October 27, 1998 Shimizu
D409155 May 4, 1999 Goletto
Patent History
Patent number: D418483
Type: Grant
Filed: Dec 10, 1998
Date of Patent: Jan 4, 2000
Assignee: Koyo Electronics Industries Co. Ltd. (Tokyo)
Inventors: Norio Shimizu (Tokyo), Yumiko Otsuka (Tokyo)
Primary Examiner: Brian N. Vinson
Law Firm: Ladas & Parry
Application Number: 0/97,609
Classifications
Current U.S. Class: D13/1621
International Classification: 1303;