Breakage of wire or strand or rope

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Patents Grantslast 30 patents

Information Patent Grant
Elevator cord health monitoring
- Patent number 9,862,571
- Issue date Jan 9, 2018
- Otis Elevator Company
- Fanping Sun
- D07 - ROPES CABLES OTHER THAN ELECTRIC
Information Patent Grant
Elevator cord health monitoring
- Patent number 9,809,421
- Issue date Nov 7, 2017
- Otis Elevator Company
- Fanping Sun
- D07 - ROPES CABLES OTHER THAN ELECTRIC
Information Patent Grant
Apparatus for detecting breaks in strand material
- Patent number 4,452,168
- Issue date Jun 5, 1984
- AT&T Technologies, Inc.
- William C. Gause
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Method and apparatus for making balanced metallic strand
- Patent number 4,397,141
- Issue date Aug 9, 1983
- National-Standard Company
- William A. Gurecki
- D07 - ROPES CABLES OTHER THAN ELECTRIC
Information Patent Grant
3771304
- Patent number 3,771,304
- Issue date Nov 13, 1973
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL