GB1298230A - Electric switch pushbutton assemblies - Google Patents
Electric switch pushbutton assembliesInfo
- Publication number
- GB1298230A GB1298230A GB6199769A GB6199769A GB1298230A GB 1298230 A GB1298230 A GB 1298230A GB 6199769 A GB6199769 A GB 6199769A GB 6199769 A GB6199769 A GB 6199769A GB 1298230 A GB1298230 A GB 1298230A
- Authority
- GB
- United Kingdom
- Prior art keywords
- spring
- pushbutton
- electric switch
- dec
- key
- 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
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/022—Emergency operating parts, e.g. for stop-switch in dangerous conditions
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H27/00—Switches operated by a removable member, e.g. key, plug or plate; Switches operated by setting members according to a single predetermined combination out of several possible settings
- H01H27/06—Key inserted and then turned to effect operation of the switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/022—Emergency operating parts, e.g. for stop-switch in dangerous conditions
- H01H2003/0246—Resetting of bistable emergency operating part by rotating itself or an accessory
Landscapes
- Push-Button Switches (AREA)
Abstract
1298230 Latching and unlatching switches TELEMECCANICA ELETTRICA OFFICINE MECCANICHE RIUNITE SpA 19 Dec 1969 [21 Dec 1968] 61997/69 Addition to 1262391 Heading H1N In an electric switch pushbutton assembly as claimed in claim 1 of the main Patent the pushbutton 2 is in two parts 21, 22 which can carry out a relative rotation but not. a relative axial sliding, part 21 being a true slider and part 22 being a key block (rotated by key 30), which, together with a flange 23 for transmitting the inward movement to a contact element, forms two transverse slits 10 for engagement by locking means 11, Figs. 2, 3, 4 (not shown), and for subsequent disengagement by rotation of key block 22, the spring tending to restore the pushbutton 2, to its original angular position being constituted by two springs 27, 28, spring 27 being a retractive spring and spring 28 rotating block 22 to its original position.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2545368 | 1968-12-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1298230A true GB1298230A (en) | 1972-11-29 |
Family
ID=11216744
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB6199769A Expired GB1298230A (en) | 1968-12-21 | 1969-12-19 | Electric switch pushbutton assemblies |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR2026766A6 (en) |
GB (1) | GB1298230A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2120016A (en) * | 1982-05-11 | 1983-11-23 | Preh Ges Mit Beschrankter Haft | Lockable electrical switch |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR8003504A (en) * | 1979-06-07 | 1981-01-05 | B Lyng | SECRET TYPE LOCK IMPROVEMENT |
FR2575590B1 (en) * | 1984-12-28 | 1987-01-23 | Telemecanique Electrique | EMERGENCY SWITCHING APPARATUS |
-
1969
- 1969-12-11 FR FR6942900A patent/FR2026766A6/fr not_active Expired
- 1969-12-19 GB GB6199769A patent/GB1298230A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2120016A (en) * | 1982-05-11 | 1983-11-23 | Preh Ges Mit Beschrankter Haft | Lockable electrical switch |
Also Published As
Publication number | Publication date |
---|---|
DE1963200A1 (en) | 1970-12-17 |
FR2026766A6 (en) | 1970-09-18 |
DE1963200B2 (en) | 1972-09-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PLNP | Patent lapsed through nonpayment of renewal fees |