Programmable controller
Shibayama , et al. May 8, 1
U.S. patent number D307,740 [Application Number 06/899,428] was granted by the patent office on 1990-05-08 for programmable controller. This patent grant is currently assigned to Hitachi, Ltd.. Invention is credited to Katsuhiro Fujiwara, Michiaki Kotsuka, Takayuki Oshiga, Masato Shibayama, Kazuyuki Tsuburaya.
| United States Patent | D307,740 |
| Shibayama , et al. | May 8, 1990 |
Programmable controller
Claims
The ornamental design for a programmable controller, as shown.
| Inventors: | Shibayama; Masato (Sayama, JP), Tsuburaya; Kazuyuki (Akikawa, JP), Kotsuka; Michiaki (Chiba, JP), Oshiga; Takayuki (Narashino, JP), Fujiwara; Katsuhiro (Sakura, JP) |
|---|---|
| Assignee: | Hitachi, Ltd. (Tokyo,
JP) |
| Appl. No.: | 06/899,428 |
| Filed: | August 22, 1986 |
Foreign Application Priority Data
| Jul 21, 1986 [JP] | 61-28230 | |||
| Current U.S. Class: | D13/162.1 |
| Field of Search: | ;D13/12,35,40,41,99 ;D14/100,101,114 ;361/331-334,346,390-394 ;364/141,146,147,188,190-193 ;901/3,4,5 |
References Cited [Referenced By]
U.S. Patent Documents
| D292394 | October 1987 | Boucher |
| D296432 | June 1988 | Harris et al. |
| 4250563 | February 1981 | Struger |
| 4510565 | April 1985 | Dummermuth |
Other References
|
New Equipment Digest, 1-85, p. 108. . New Equipment Digest, 5-85, p. 26. . Design News, 9-85.. |
Primary Examiner: Lucas; Susan J.
Assistant Examiner: Sincavage; Joel
Attorney, Agent or Firm: Antonelli, Terry & Wands
Description
FIG. 1 is a front, top and right side perspective view of a programmable controller showing our new design;
FIG. 2 is front elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and
FIG. 7 is a rear elevational view thereof.
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