Two modes, one normal and one for obstruction by objects

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G05B2219/43075

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GPHYSICS G05Controlling systems G05BCONTROL OR REGULATING SYSTEMS IN GENERAL FUNCTIONAL ELEMENTS OF SUCH SYSTEMS MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS G05B2219/00Program-control systems

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G05B2219/43075Two modes, one normal and one for obstruction by objects

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Patents Grantslast 30 patents

Information Patent Grant
Elevator door control system
- Patent number 4,776,433
- Issue date Oct 11, 1988
- Westinghouse Electric Corp.
- James L. Lagree
- G05 - CONTROLLING REGULATING
Information Patent Grant
Elevator door motion mode control
- Patent number 4,300,663
- Issue date Nov 17, 1981
- Otis Elevator Company
- Michael W. Hmelovsky
- B66 - HOISTING LIFTING HAULING