CH613806A5 - - Google Patents
Info
- Publication number
- CH613806A5 CH613806A5 CH150177A CH150177A CH613806A5 CH 613806 A5 CH613806 A5 CH 613806A5 CH 150177 A CH150177 A CH 150177A CH 150177 A CH150177 A CH 150177A CH 613806 A5 CH613806 A5 CH 613806A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/14—Switches operated by change of acceleration, e.g. by shock or vibration, inertia switch
- H01H35/144—Switches operated by change of acceleration, e.g. by shock or vibration, inertia switch operated by vibration
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/656,098 US4057773A (en) | 1976-02-09 | 1976-02-09 | Magnetic switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH613806A5 true CH613806A5 (US07122603-20061017-C00145.png) | 1979-10-15 |
Family
ID=24631613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH150177A CH613806A5 (US07122603-20061017-C00145.png) | 1976-02-09 | 1977-02-08 |
Country Status (12)
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4258358A (en) * | 1978-08-16 | 1981-03-24 | International Quartz Ltd. | Door opening sensing and alarm producing device |
| US4531029A (en) * | 1982-01-08 | 1985-07-23 | Currillies Trimble | Cricket switch |
| US4513271A (en) * | 1982-07-16 | 1985-04-23 | Minnesota Mining And Manufacturing Company | Momentary contact magnetic switch |
| US4553134A (en) * | 1982-12-23 | 1985-11-12 | Alarm Accessory Ltd. | Electrical alarm system for installation in a window casing |
| CA1245104A (en) * | 1988-02-18 | 1988-11-22 | Harry K. Rehberg | Door alarm |
| US4837557A (en) * | 1988-03-04 | 1989-06-06 | Raywheel, Inc. | Combination alarm and lock device with sensitivity adjustment |
| GB2226701A (en) * | 1988-12-30 | 1990-07-04 | She William Yung Lee | Electrical switch |
| US5530428A (en) * | 1993-04-06 | 1996-06-25 | Woods; Randall | Security alarm switch |
| US5554833A (en) * | 1994-09-26 | 1996-09-10 | Johnson; Wayne | Magnetic switch tripping system |
| US5877664A (en) * | 1996-05-08 | 1999-03-02 | Jackson, Jr.; John T. | Magnetic proximity switch system |
| US5929731A (en) * | 1996-05-08 | 1999-07-27 | Jackson Research, Inc. | Balanced magnetic proximity switch assembly |
| US5673021A (en) * | 1996-05-22 | 1997-09-30 | Woods; Randall | Magnetic switch assembly for detecting unauthorized opening of doors or windows |
| US5880659A (en) * | 1997-03-17 | 1999-03-09 | Woods; Randell | Magnetic switch assembly for detecting unauthorized opening of doors or windows |
| US5977873A (en) * | 1998-03-04 | 1999-11-02 | Woods; Randall | Alarm switch |
| US6087936A (en) * | 1998-12-29 | 2000-07-11 | Woods; Randall | Vibration sensor |
| GB202410853D0 (en) * | 2022-01-19 | 2024-09-04 | Baker Hughes Oilfield Operations Llc | Magnetic switch arrangement |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH240703A (de) * | 1943-11-30 | 1946-01-15 | Auderset Pierre | Vorrichtung zum Anzeigen von Druckverlusten in Luftreifen. |
| US3281735A (en) * | 1965-04-14 | 1966-10-25 | Blumish Thomas | Magnetic switch having swingably supported permanent magnet actuating means |
| US3539741A (en) * | 1969-08-08 | 1970-11-10 | Mallory & Co Inc P R | Magnetically activated door switch |
| US3806852A (en) * | 1972-10-02 | 1974-04-23 | Stanley Works | Switch activating hinge |
-
1976
- 1976-02-09 US US05/656,098 patent/US4057773A/en not_active Expired - Lifetime
-
1977
- 1977-02-07 MX MX167955A patent/MX142994A/es unknown
- 1977-02-07 CA CA271,225A patent/CA1083206A/en not_active Expired
- 1977-02-07 SE SE7701318A patent/SE7701318L/xx unknown
- 1977-02-07 GB GB4997/77A patent/GB1577782A/en not_active Expired
- 1977-02-08 NL NL7701300A patent/NL7701300A/xx not_active Application Discontinuation
- 1977-02-08 IT IT47958/77A patent/IT1077809B/it active
- 1977-02-08 DE DE19772705065 patent/DE2705065A1/de not_active Withdrawn
- 1977-02-08 CH CH150177A patent/CH613806A5/xx not_active IP Right Cessation
- 1977-02-08 BR BR7700764A patent/BR7700764A/pt unknown
- 1977-02-08 FR FR7703475A patent/FR2340609A1/fr active Granted
- 1977-02-09 JP JP1258977A patent/JPS5297171A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IT1077809B (it) | 1985-05-04 |
| DE2705065A1 (de) | 1977-10-06 |
| FR2340609B3 (US07122603-20061017-C00145.png) | 1979-10-05 |
| SE7701318L (sv) | 1977-08-10 |
| JPS5297171A (en) | 1977-08-15 |
| GB1577782A (en) | 1980-10-29 |
| US4057773A (en) | 1977-11-08 |
| NL7701300A (nl) | 1977-08-11 |
| FR2340609A1 (fr) | 1977-09-02 |
| CA1083206A (en) | 1980-08-05 |
| BR7700764A (pt) | 1977-10-11 |
| MX142994A (es) | 1981-02-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |