ITTO911004A1 - Sensore d'urti smorzato a gas perfezionato. - Google Patents
Sensore d'urti smorzato a gas perfezionato.Info
- Publication number
- ITTO911004A1 ITTO911004A1 IT001004A ITTO911004A ITTO911004A1 IT TO911004 A1 ITTO911004 A1 IT TO911004A1 IT 001004 A IT001004 A IT 001004A IT TO911004 A ITTO911004 A IT TO911004A IT TO911004 A1 ITTO911004 A1 IT TO911004A1
- Authority
- IT
- Italy
- Prior art keywords
- impact sensor
- improved gas
- gas damped
- damped impact
- improved
- Prior art date
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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
- G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
- G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
- G01P15/135—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by making use of contacts which are actuated by a movable inertial mass
-
- 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
- H01H35/141—Details
- H01H35/142—Damping means to avoid unwanted response
-
- 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
- H01H35/147—Switches operated by change of acceleration, e.g. by shock or vibration, inertia switch the switch being of the reed switch type
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
- Air Bags (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/635,764 US5237134A (en) | 1989-12-06 | 1990-12-28 | Gas damped crash sensor |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTO911004A0 ITTO911004A0 (it) | 1991-12-20 |
ITTO911004A1 true ITTO911004A1 (it) | 1993-06-20 |
IT1250884B IT1250884B (it) | 1995-04-21 |
Family
ID=24549032
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITTO911004A IT1250884B (it) | 1990-12-28 | 1991-12-20 | Sensore d'urti smorzato a gas perfezionato. |
Country Status (7)
Country | Link |
---|---|
US (1) | US5237134A (it) |
CA (1) | CA2058323A1 (it) |
DE (1) | DE4143032A1 (it) |
FR (1) | FR2671189A1 (it) |
GB (1) | GB2252206A (it) |
IT (1) | IT1250884B (it) |
SE (1) | SE9103712L (it) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4218867A1 (de) * | 1991-06-11 | 1992-12-17 | Breed Automotive Tech | Geschwindigkeitswechsel-sensor mit einem zylindrischen magneten |
US5178410A (en) * | 1991-06-14 | 1993-01-12 | Breed Automotive Technology, Inc. | Velocity change sensor with lateral shock absorber |
US5416293A (en) * | 1994-08-17 | 1995-05-16 | Hamlin, Inc. | Shock sensor including a compound housing and magnetically operated reed switch |
DE4434349A1 (de) * | 1994-09-26 | 1996-03-28 | Heino Burmester | Beschleunigungsgrenzwertschalter |
EP0803129B1 (de) * | 1995-01-12 | 1998-12-23 | Siemens Aktiengesellschaft | Mechanischer beschleunigungsschalter |
US5845730A (en) * | 1996-12-31 | 1998-12-08 | Breed Automotive Technology, Inc. | Electro-mechanical accelerometer to actuate a vehicular safety device |
US5756948A (en) * | 1996-12-31 | 1998-05-26 | Breed Automotive Technology, Inc. | Side-impact electro-mechanical accelerometer to actuate a vehicular safety device |
US5831521A (en) * | 1997-08-26 | 1998-11-03 | Huang; Ting-Lung | Automatic emergency signal means for vehicles |
DE69828808D1 (de) | 1997-10-23 | 2005-03-03 | Key Safety Systems Inc | Aufprallsensorsystem |
DE19757289C2 (de) * | 1997-12-22 | 1999-11-18 | Siemens Ag | Bidirektionaler Beschleunigungssensor |
US6018130A (en) * | 1998-05-20 | 2000-01-25 | Breed Automotive Technology, Inc. | Roll-over sensor with pendulum mounted magnet |
US5955714A (en) * | 1998-05-20 | 1999-09-21 | Breed Technologies, Inc. | Roll-over shunt sensor |
GB2343952B (en) | 1998-11-18 | 2000-11-08 | Breed Automotive Tech | Pendulum mass acceleration sensor |
US6282942B1 (en) * | 2000-01-19 | 2001-09-04 | Breed Automotive Technology, Inc. | Crash sensor with magnetic field sensor |
DE10010415C1 (de) * | 2000-03-03 | 2001-07-05 | Giok Djien Go | Vorrichtung zum Erfassen der Gurtbenutzung und Lebensdauer der Rückhaltesysteme |
FR2871574B1 (fr) * | 2004-06-15 | 2007-09-21 | Daniel Lucas | Detecteur de choc |
KR100855475B1 (ko) * | 2007-09-28 | 2008-09-01 | 한국과학기술원 | 차량 충돌 감지 모듈 및 이를 구비하는 차량 에어백 전개시스템 |
WO2020089410A1 (en) | 2018-11-01 | 2020-05-07 | Robert Bosch Gmbh | Low impact crash detection for a vehicle |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3737599A (en) * | 1971-10-26 | 1973-06-05 | Gulton Ind Inc | Acceleration switch with magnetic permeable metal sleeve for shunting magnetic field |
US4329549A (en) * | 1980-04-29 | 1982-05-11 | Breed Corporation | Magnetically biased velocity change sensor |
BE894273A (nl) * | 1982-09-01 | 1983-03-01 | C P Clare Internat N V | Magnetische schakelaar met vertraging |
DE3338287C1 (de) * | 1983-10-21 | 1985-05-02 | W. Günther GmbH, 8500 Nürnberg | Beschleunigungs- und Verzoegerungs-Sensor |
US4816627A (en) * | 1987-12-24 | 1989-03-28 | Ford Motor Company | Fluid damped acceleration sensor |
DE8806240U1 (it) * | 1988-05-11 | 1988-08-18 | W. Guenther Gmbh, 8500 Nuernberg, De | |
US4900880A (en) * | 1988-08-15 | 1990-02-13 | Automotive Technologies International, Inc. | Gas damped crash sensor |
US5031931A (en) * | 1989-12-06 | 1991-07-16 | Breed Automotive Corporation | Velocity change sensor with spring bias |
SE513091C2 (sv) * | 1989-10-06 | 2000-07-03 | Breed Automotive Tech | Accelerometer för avkänning av hastighetsförändringar hos ett fordon |
-
1990
- 1990-12-28 US US07/635,764 patent/US5237134A/en not_active Expired - Fee Related
-
1991
- 1991-12-16 SE SE9103712A patent/SE9103712L/ not_active Application Discontinuation
- 1991-12-20 IT ITTO911004A patent/IT1250884B/it active IP Right Grant
- 1991-12-23 CA CA002058323A patent/CA2058323A1/en not_active Abandoned
- 1991-12-24 DE DE4143032A patent/DE4143032A1/de not_active Withdrawn
- 1991-12-27 FR FR9116257A patent/FR2671189A1/fr active Pending
- 1991-12-30 GB GB9127491A patent/GB2252206A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FR2671189A1 (fr) | 1992-07-03 |
CA2058323A1 (en) | 1992-06-29 |
SE9103712L (sv) | 1992-06-29 |
ITTO911004A0 (it) | 1991-12-20 |
IT1250884B (it) | 1995-04-21 |
GB2252206A (en) | 1992-07-29 |
DE4143032A1 (de) | 1992-07-02 |
SE9103712D0 (sv) | 1991-12-16 |
GB9127491D0 (en) | 1992-02-19 |
US5237134A (en) | 1993-08-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |