Boots – shoes – and leggings
Patent
1997-03-18
1999-10-05
Gordon, Paul P.
Boots, shoes, and leggings
364131, 36414003, 36443411, G06F 1900
Patent
active
059634448
ABSTRACT:
In a control apparatus including a main control section and a plurality of remote PLC devices each connected to the main control section, the main control section has a PLC computing unit controlling the entire system and a remote PLC communication control section executing data transaction via a communication line with the plurality of remote PLC devices, and each remote PLC device including a communication control section executing data transaction via a communication line with the main control section, a memory section for storing therein a sequence program transmitted through the communication line and specified to the remote PLC device, a machine input/output I/F section for executing data transaction with external machine controlled by the remote PLC device, and a PLC computing section for executing PLC processing according to a sequence program and based at least on data transmitted from the main control section and data obtained from the machine input/output I/F section.
REFERENCES:
patent: 4570217 (1986-02-01), Allen et al.
patent: 5067071 (1991-11-01), Schanin et al.
patent: 5504801 (1996-04-01), Moser et al.
patent: 5513095 (1996-04-01), Pajonk
Shidara Tatsuya
Yamashita Akihiro
Gordon Paul P.
Mitsubishi Denki & Kabushiki Kaisha
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