JPS61170015U - - Google Patents
Info
- Publication number
- JPS61170015U JPS61170015U JP1985054147U JP5414785U JPS61170015U JP S61170015 U JPS61170015 U JP S61170015U JP 1985054147 U JP1985054147 U JP 1985054147U JP 5414785 U JP5414785 U JP 5414785U JP S61170015 U JPS61170015 U JP S61170015U
- Authority
- JP
- Japan
- Prior art keywords
- hemispherical plate
- housing
- piezoelectric element
- hemispherical
- utility
- 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.)
- Pending
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 2
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/10—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device
- B60R25/1004—Alarm systems characterised by the type of sensor, e.g. current sensing means
- B60R25/1006—Mechanical sensors, e.g. pendulums
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P13/00—Indicating or recording presence, absence, or direction, of movement
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Burglar Alarm Systems (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985054147U JPS61170015U (US07488766-20090210-C00029.png) | 1985-04-11 | 1985-04-11 | |
US06/741,689 US4656458A (en) | 1985-04-11 | 1985-06-06 | Motion sensor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985054147U JPS61170015U (US07488766-20090210-C00029.png) | 1985-04-11 | 1985-04-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61170015U true JPS61170015U (US07488766-20090210-C00029.png) | 1986-10-22 |
Family
ID=12962439
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1985054147U Pending JPS61170015U (US07488766-20090210-C00029.png) | 1985-04-11 | 1985-04-11 |
Country Status (2)
Country | Link |
---|---|
US (1) | US4656458A (US07488766-20090210-C00029.png) |
JP (1) | JPS61170015U (US07488766-20090210-C00029.png) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8518769D0 (en) * | 1985-07-25 | 1985-08-29 | Tapeimp Ltd | Inertia sensitive device |
DE3809126A1 (de) * | 1988-03-18 | 1989-10-05 | Stefan Voit | Vorrichtung zum anzeigen von niveauveraenderungen bei einem kraftfahrzeug |
EP0423394B1 (de) * | 1989-10-20 | 1993-06-09 | Siemens-Elema AB | Induktiver Bewegungssensor |
US5696537A (en) * | 1991-06-20 | 1997-12-09 | Tandberg Data Storage As | Mouse for data entry and control with control of ball friction force |
JP2585888Y2 (ja) * | 1991-11-28 | 1998-11-25 | 株式会社岩田エレクトリック | 自動車の盗難等感知器 |
US5530428A (en) * | 1993-04-06 | 1996-06-25 | Woods; Randall | Security alarm switch |
DE4321509C2 (de) * | 1993-06-29 | 1995-04-20 | Martin Ziegler | Diebstahl-Alarmanlage für Kraftfahrzeuge |
AU682521B2 (en) * | 1994-02-23 | 1997-10-09 | Randall Woods | Security alarm switch |
US5673021A (en) * | 1996-05-22 | 1997-09-30 | Woods; Randall | Magnetic switch assembly for detecting unauthorized opening of doors or windows |
US6940405B2 (en) * | 1996-05-30 | 2005-09-06 | Guardit Technologies Llc | Portable motion detector and alarm system and method |
US5880659A (en) * | 1997-03-17 | 1999-03-09 | Woods; Randell | Magnetic switch assembly for detecting unauthorized opening of doors or windows |
DE19723069C1 (de) * | 1997-06-02 | 1998-10-22 | Siemens Ag | Neigungswinkelsensor, insbesondere zur Verwendung in einem Kraftfahrzeug |
US5977873A (en) * | 1998-03-04 | 1999-11-02 | Woods; Randall | Alarm switch |
US6109110A (en) * | 1998-06-08 | 2000-08-29 | Hwang; Shih Ming | Low frequency vibration sensor |
US6087936A (en) * | 1998-12-29 | 2000-07-11 | Woods; Randall | Vibration sensor |
US6958551B2 (en) * | 2002-06-25 | 2005-10-25 | Strattec Security Corporation | Vehicle coded ignition lock using a magnetic sensor |
US6934662B2 (en) * | 2003-12-19 | 2005-08-23 | Agilent Technologies, Inc. | MEMS based tilt sensor |
CN101292319B (zh) * | 2005-08-17 | 2011-11-16 | 株式会社G-设备 | 小型倾斜振动传感器及其制造方法 |
US8581725B2 (en) * | 2010-03-04 | 2013-11-12 | Lior Goldenberg | Position change sensing anti-theft device |
CN103526970A (zh) * | 2013-03-07 | 2014-01-22 | 梁崇彦 | 一种可防止载车板侧倾的机械式停车设备 |
US11152560B2 (en) | 2017-05-04 | 2021-10-19 | CTRL Systems Inc. | Piezoelectric vibration sensor |
US20230407778A1 (en) * | 2022-06-20 | 2023-12-21 | Stombaugh Peterson & Peal LLC | Theft detection system for catalytic converter |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51113755A (en) * | 1975-03-31 | 1976-10-07 | Kougi Kenkyusho:Kk | Unevenly-sinking tank detector |
JPS53107867A (en) * | 1977-03-02 | 1978-09-20 | Hitachi Ltd | Measuring apparatus of angle of inclination |
JPS55122110A (en) * | 1979-03-15 | 1980-09-19 | Mitsubishi Electric Corp | Level sensor |
JPS55141008U (US07488766-20090210-C00029.png) * | 1979-03-29 | 1980-10-08 | ||
JPS56148845U (US07488766-20090210-C00029.png) * | 1980-04-09 | 1981-11-09 | ||
JPS5722048U (US07488766-20090210-C00029.png) * | 1980-07-11 | 1982-02-04 | ||
JPS59163524A (ja) * | 1983-03-08 | 1984-09-14 | Alps Electric Co Ltd | 無方向性移動検出器 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3631271A (en) * | 1969-11-27 | 1971-12-28 | Tatsuji Shimada | Burglar alarm switch |
US4086807A (en) * | 1975-08-05 | 1978-05-02 | Subaru Denshi Seiki Kabushiki Kaisha | Quake-sensing starting device |
JPS5713323A (en) * | 1980-06-17 | 1982-01-23 | Taamo:Kk | Vibration sensor |
US4322714A (en) * | 1980-11-17 | 1982-03-30 | Martek Products, Inc. | Vehicle anti-theft alarm |
-
1985
- 1985-04-11 JP JP1985054147U patent/JPS61170015U/ja active Pending
- 1985-06-06 US US06/741,689 patent/US4656458A/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51113755A (en) * | 1975-03-31 | 1976-10-07 | Kougi Kenkyusho:Kk | Unevenly-sinking tank detector |
JPS53107867A (en) * | 1977-03-02 | 1978-09-20 | Hitachi Ltd | Measuring apparatus of angle of inclination |
JPS55122110A (en) * | 1979-03-15 | 1980-09-19 | Mitsubishi Electric Corp | Level sensor |
JPS55141008U (US07488766-20090210-C00029.png) * | 1979-03-29 | 1980-10-08 | ||
JPS56148845U (US07488766-20090210-C00029.png) * | 1980-04-09 | 1981-11-09 | ||
JPS5722048U (US07488766-20090210-C00029.png) * | 1980-07-11 | 1982-02-04 | ||
JPS59163524A (ja) * | 1983-03-08 | 1984-09-14 | Alps Electric Co Ltd | 無方向性移動検出器 |
Also Published As
Publication number | Publication date |
---|---|
US4656458A (en) | 1987-04-07 |