GB326155A - Improvements in electric switches - Google Patents
Improvements in electric switchesInfo
- Publication number
- GB326155A GB326155A GB32229/29A GB3222929A GB326155A GB 326155 A GB326155 A GB 326155A GB 32229/29 A GB32229/29 A GB 32229/29A GB 3222929 A GB3222929 A GB 3222929A GB 326155 A GB326155 A GB 326155A
- Authority
- GB
- United Kingdom
- Prior art keywords
- electric switches
- switches
- electric
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
- B66B1/46—Adaptations of switches or switchgear
- B66B1/52—Floor selectors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
- B66B1/46—Adaptations of switches or switchgear
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
- G11B15/26—Driving record carriers by members acting directly or indirectly thereon
- G11B15/28—Driving record carriers by members acting directly or indirectly thereon through rollers driving by frictional contact with the record carrier, e.g. capstan; Multiple arrangements of capstans or drums coupled to means for controlling the speed of the drive; Multiple capstan systems alternately engageable with record carrier to provide reversal
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/488—Disposition of heads
- G11B5/4893—Disposition of heads relative to moving tape
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/02—Non-polarised relays
- H01H51/04—Non-polarised relays with single armature; with single set of ganged armatures
- H01H51/12—Armature is movable between two limit positions of rest and is moved in both directions due to the energisation of one or the other of two electromagnets without the storage of energy to effect the return movement
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Elevator Control (AREA)
- Tumbler Switches (AREA)
- Mechanisms For Operating Contacts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US222480A US2032475A (en) | 1927-09-28 | 1927-09-28 | Elevator system |
Publications (1)
Publication Number | Publication Date |
---|---|
GB326155A true GB326155A (en) | 1930-02-28 |
Family
ID=26729805
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB32229/29A Expired GB326155A (en) | 1927-09-28 | 1928-09-28 | Improvements in electric switches |
Country Status (3)
Country | Link |
---|---|
US (2) | US2032475A (en) |
DE (1) | DE594283C (en) |
GB (1) | GB326155A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2130012A (en) * | 1982-10-23 | 1984-05-23 | Hawker Siddeley Revenue Contr | Electrical circuit breaker |
GB2191039A (en) * | 1986-02-06 | 1987-12-02 | Stc Plc | Miniature electro-magnetic relay |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2601395A (en) * | 1944-06-29 | 1952-06-24 | Calgon Inc | Glassy molecularly dehydrated phosphates |
US2431025A (en) * | 1944-10-04 | 1947-11-18 | Metals & Controls Corp | Split phase motor control |
US2717340A (en) * | 1950-12-13 | 1955-09-06 | Cav Ltd | Dynamo regulators |
US2727113A (en) * | 1951-09-06 | 1955-12-13 | Westinghouse Electric Corp | Radio frequency contacts |
DE1024152B (en) * | 1954-06-30 | 1958-02-13 | Sprecher & Schuh Ag | Electromagnetic release device for electrical switchgear |
US5612659A (en) * | 1994-08-08 | 1997-03-18 | Quicksilver Engineering | Battery protecting circuit breaker |
US7137484B2 (en) * | 2003-05-27 | 2006-11-21 | Inventio Ag | Safety system for restraining movement of elevator car when car doors are open |
-
1927
- 1927-09-28 US US222480A patent/US2032475A/en not_active Expired - Lifetime
-
1928
- 1928-09-16 DE DE1928594283D patent/DE594283C/en not_active Expired
- 1928-09-28 GB GB32229/29A patent/GB326155A/en not_active Expired
-
1935
- 1935-11-27 US US51766A patent/US2081618A/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2130012A (en) * | 1982-10-23 | 1984-05-23 | Hawker Siddeley Revenue Contr | Electrical circuit breaker |
GB2191039A (en) * | 1986-02-06 | 1987-12-02 | Stc Plc | Miniature electro-magnetic relay |
GB2191039B (en) * | 1986-02-06 | 1990-08-01 | Stc Plc | Miniature electro-magnetic relay |
Also Published As
Publication number | Publication date |
---|---|
DE594283C (en) | 1934-03-14 |
US2081618A (en) | 1937-05-25 |
US2032475A (en) | 1936-03-03 |
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