第1図は、本考案の一実施例の断面図、第2図
ないし第4図は、同実施例の動作説明図、第5図
は、第1図の変形実施例の構成図、第6図は、本
考案の他の実施例の断面図、第7図及び第8図は
、同実施例の動作説明図である。  1…ケース、2…底面、2a…中央部平面、2
b…円錐面、3…永久磁石、4…磁性流体、7…
リードスイツチ、7a,7b…リード、8…補助
磁石。  FIG. 1 is a sectional view of an embodiment of the present invention, FIGS. 2 to 4 are explanatory diagrams of the operation of the same embodiment, FIG. 5 is a configuration diagram of a modified embodiment of FIG. 1, and FIG. The figure is a sectional view of another embodiment of the present invention, and FIGS. 7 and 8 are explanatory diagrams of the operation of the same embodiment. 1...Case, 2...Bottom surface, 2a...Central plane, 2
 b... Conical surface, 3... Permanent magnet, 4... Magnetic fluid, 7...
 Reed switch, 7a, 7b...Lead, 8...Auxiliary magnet.
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| JP1986164055UJPH0453530Y2 (en) | 1986-10-25 | 1986-10-25 | |
| US07/112,626US4866379A (en) | 1986-10-25 | 1987-10-22 | Tilt sensor having central first bottom surface and second contiguous bottom surface at an angle thereto | 
| EP87115618AEP0265877B1 (en) | 1986-10-25 | 1987-10-23 | Tilt sensor | 
| EP92113270AEP0513866B1 (en) | 1986-10-25 | 1987-10-23 | Magnetic tilt sensor wherein the magnetic sensing element is displaceable | 
| EP92113269AEP0513865B1 (en) | 1986-10-25 | 1987-10-23 | Magnetic tilt sensor having a magnetic body arranged on the ceiling portion of the case | 
| DE8787115618TDE3785294T2 (en) | 1986-10-25 | 1987-10-23 | INCLINATOR. | 
| DE3751482TDE3751482T2 (en) | 1986-10-25 | 1987-10-23 | Magnetic inclination sensor with a magnetic body on the housing cover. | 
| DE3751483TDE3751483T2 (en) | 1986-10-25 | 1987-10-23 | Magnetic inclination sensor in which the magnetic sensor element is displaceable. | 
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| JP1986164055UJPH0453530Y2 (en) | 1986-10-25 | 1986-10-25 | 
| Publication Number | Publication Date | 
|---|---|
| JPS6370017Utrue JPS6370017U (en) | 1988-05-11 | 
| JPH0453530Y2 JPH0453530Y2 (en) | 1992-12-16 | 
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| JP1986164055UExpiredJPH0453530Y2 (en) | 1986-10-25 | 1986-10-25 | 
| Country | Link | 
|---|---|
| JP (1) | JPH0453530Y2 (en) | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| JPH0214011U (en)* | 1988-07-13 | 1990-01-29 | ||
| WO2021020184A1 (en) | 2019-07-27 | 2021-02-04 | 株式会社日本アレフ | Fall detection sensor | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| JPS50108953A (en)* | 1974-01-31 | 1975-08-27 | ||
| JPS5576716A (en)* | 1978-12-01 | 1980-06-10 | Akebono Brake Ind Co Ltd | Parking indicator lamp circuit | 
| JPS604857U (en)* | 1983-06-21 | 1985-01-14 | シャープ株式会社 | oil burning appliances | 
| JPS60143781A (en)* | 1983-12-30 | 1985-07-30 | Shimadzu Corp | Acceleration detection apparatus | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| JPS50108953A (en)* | 1974-01-31 | 1975-08-27 | ||
| JPS5576716A (en)* | 1978-12-01 | 1980-06-10 | Akebono Brake Ind Co Ltd | Parking indicator lamp circuit | 
| JPS604857U (en)* | 1983-06-21 | 1985-01-14 | シャープ株式会社 | oil burning appliances | 
| JPS60143781A (en)* | 1983-12-30 | 1985-07-30 | Shimadzu Corp | Acceleration detection apparatus | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| JPH0214011U (en)* | 1988-07-13 | 1990-01-29 | ||
| WO2021020184A1 (en) | 2019-07-27 | 2021-02-04 | 株式会社日本アレフ | Fall detection sensor | 
| CN114175202A (en)* | 2019-07-27 | 2022-03-11 | 日本艾礼富株式会社 | overturn detection sensor | 
| US11972916B2 (en) | 2019-07-27 | 2024-04-30 | Nippon Aleph Co., Ltd. | Fall detection sensor | 
| Publication number | Publication date | 
|---|---|
| JPH0453530Y2 (en) | 1992-12-16 |