Modular housing for electrical circuits

- Pilz GmbH & Co.
Description

FIG. 1 is a front top perspective view of a first embodiment of the modular housing for electrical circuits;

FIG. 2 is a rear perspective view of the unit of FIG. 1;

FIG. 3 is a front view of the unit of FIG. 1;

FIG. 4 is a top view of the unit of FIG. 1;

FIG. 5 is a left side view of the unit of FIG. 1;

FIG. 6 is a right side view of the unit of FIG. 1;

FIG. 7 is a bottom view of the unit of FIG. 1;

FIG. 8 is a rear view of the unit of FIG. 1;

FIG. 9 is a front top perspective view of a second embodiment of the modular housing for electrical circuits;

FIG. 10 is a rear perspective view of the unit of FIG. 9;

FIG. 11 is a front view of the unit of FIG. 9;

FIG. 12 is a top view of the unit of FIG. 9;

FIG. 13 is a left side view of the unit of FIG. 9;

FIG. 14 is a right side view of the unit of FIG. 9;

FIG. 15 is a bottom view of the unit of FIG. 9;

FIG. 16 is a rear view of the unit of FIG. 9;

FIG. 17 is a front top perspective view of a third embodiment of the modular housing for electrical circuits in which a front user replaceable and insertable strip has been removed; and,

FIG. 18 is a front view of the unit as shown in FIG. 17.

The undisclosed right side, bottom and rear views of the third embodiment of the modular housing for electrical circuits are identical to those of the second embodiment.

Referenced Cited
U.S. Patent Documents
D278710 May 7, 1985 Shimizu et al.
D292394 October 20, 1987 Boucher
D307740 May 8, 1990 Shibayama et al.
D309600 July 31, 1990 Backes
D325900 May 5, 1992 Shimizu et al.
D358369 May 16, 1995 Shimizu et al.
5157590 October 20, 1992 Barthel et al.
Other references
  • "Electrotechniche Zeitschrift", Procontic T200, p. 307, Feb. 1989. "Control Engineering", Series 405 PLCs, p. 74, Jul. 1989. "Control Engineering", PLC Diret DL405, p. 11, Jan. 1995. "Control Engineering", Square D TSX Quantum Automation Series PLC, p. 58, Oct. 1995.
Patent History
Patent number: D394642
Type: Grant
Filed: Sep 19, 1995
Date of Patent: May 26, 1998
Assignee: Pilz GmbH & Co. (Ostfildern)
Inventor: Werner Bender (Ostfildern)
Primary Examiner: James Gandy
Assistant Examiner: Cathron B. Matta
Law Firm: Frishauf, Holtz, Goodman, Langer & Chick, P.C.
Application Number: 0/44,162
Classifications
Current U.S. Class: Control Panel, Console Or Module (D13/162)
International Classification: 1303;