Remote control unit for programmable controller

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Description

FIG. 1 is a front elevational view of a remote control unit for programmable controller showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view thereof;

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

FIG. 7 is a front, bottom and right side perspective view thereof.

Referenced Cited
U.S. Patent Documents
D307741 May 8, 1990 Gilbert
D311389 October 16, 1990 Festa et al.
D316247 April 16, 1991 Liabres et al.
D328058 July 21, 1992 Suzuki et al.
Other references
  • Control Engineering, Jul. 1989, p. 75, TI Series 305. Control Engineering, Jul. 1989, p. 76, TI Series 405 I/O modules.
Patent History
Patent number: D333461
Type: Grant
Filed: Sep 7, 1990
Date of Patent: Feb 23, 1993
Assignee: Koyo Electronics Industries Co., Ltd. (Tokyo)
Inventors: Norio Shimizu (Tokyo), Yuichi Watanabe (Tokyo)
Primary Examiner: Theodore M. Shooman
Law Firm: Sughrue, Mion, Zinn, Macpeak & Seas
Application Number: 7/579,450
Classifications
Current U.S. Class: Control Panel, Console Or Module (D13/162)