GB2027301B - Detecting interruption of signals - Google Patents
Detecting interruption of signalsInfo
- Publication number
- GB2027301B GB2027301B GB7827197A GB7827197A GB2027301B GB 2027301 B GB2027301 B GB 2027301B GB 7827197 A GB7827197 A GB 7827197A GB 7827197 A GB7827197 A GB 7827197A GB 2027301 B GB2027301 B GB 2027301B
- Authority
- GB
- United Kingdom
- Prior art keywords
- signals
- detecting interruption
- interruption
- detecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
- H03K5/26—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being duration, interval, position, frequency, or sequence
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/12—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack
- B66B5/125—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack electrical
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7827197A GB2027301B (en) | 1978-06-17 | 1978-06-17 | Detecting interruption of signals |
ZA792478A ZA792478B (en) | 1978-06-17 | 1979-05-22 | Logic circuits |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7827197A GB2027301B (en) | 1978-06-17 | 1978-06-17 | Detecting interruption of signals |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2027301A GB2027301A (en) | 1980-02-13 |
GB2027301B true GB2027301B (en) | 1982-07-14 |
Family
ID=10498015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7827197A Expired GB2027301B (en) | 1978-06-17 | 1978-06-17 | Detecting interruption of signals |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB2027301B (en) |
ZA (1) | ZA792478B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0525230A1 (en) * | 1991-07-30 | 1993-02-03 | Anglo American Corporation of South Africa Limited | Method of and apparatus for monitoring a winding rope |
AU639816B2 (en) * | 1991-07-31 | 1993-08-05 | Anglo American Corporation Of South Africa Limited | Method of and apparatus for monitoring a winding rope |
CN113934134B (en) * | 2021-11-02 | 2024-04-02 | 浙江大丰实业股份有限公司 | Loose and messy rope safety control circuit and system |
-
1978
- 1978-06-17 GB GB7827197A patent/GB2027301B/en not_active Expired
-
1979
- 1979-05-22 ZA ZA792478A patent/ZA792478B/en unknown
Also Published As
Publication number | Publication date |
---|---|
ZA792478B (en) | 1980-06-25 |
GB2027301A (en) | 1980-02-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |