FR2653590B1 - Detecteur bipolaire de changement de vitesse. - Google Patents
Detecteur bipolaire de changement de vitesse.Info
- Publication number
- FR2653590B1 FR2653590B1 FR9012367A FR9012367A FR2653590B1 FR 2653590 B1 FR2653590 B1 FR 2653590B1 FR 9012367 A FR9012367 A FR 9012367A FR 9012367 A FR9012367 A FR 9012367A FR 2653590 B1 FR2653590 B1 FR 2653590B1
- Authority
- FR
- France
- Prior art keywords
- speed change
- change detector
- bipolar
- bipolar speed
- detector
- 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 - Fee Related
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Air Bags (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US41822889A | 1989-10-06 | 1989-10-06 | |
US07/423,871 US5005861A (en) | 1989-10-19 | 1989-10-19 | Velocity change sensor with double pole sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2653590A1 FR2653590A1 (fr) | 1991-04-26 |
FR2653590B1 true FR2653590B1 (fr) | 1994-03-18 |
Family
ID=27024035
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9012367A Expired - Fee Related FR2653590B1 (fr) | 1989-10-06 | 1990-10-08 | Detecteur bipolaire de changement de vitesse. |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE4031327A1 (de) |
FR (1) | FR2653590B1 (de) |
GB (1) | GB2236621B (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5322325A (en) * | 1989-10-19 | 1994-06-21 | Breed Automotive Technology, Inc. | Safing velocity change sensor |
IT1257226B (it) * | 1991-06-11 | 1996-01-10 | Breed Automotive Tech | Sensore del cambiamento di velocita' con un magnete cilindrico. |
US5178410A (en) * | 1991-06-14 | 1993-01-12 | Breed Automotive Technology, Inc. | Velocity change sensor with lateral shock absorber |
FR2681695B1 (fr) * | 1991-09-24 | 1997-01-10 | Breed Automotive Tech | Detecteur de variation de vitesse de securite. |
DE4335250A1 (de) * | 1993-10-15 | 1995-04-20 | Trw Repa Gmbh | Elektromechanischer Beschleunigungssensor |
JP2836777B2 (ja) | 1993-10-15 | 1998-12-14 | ティーアールダブリュ レパ ゲゼルシャフト ミットベシュレンクテル ハフツング | 車両乗員拘束装置を起動するための慣性センサ |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3784773A (en) * | 1970-10-15 | 1974-01-08 | I Jubenville | Trailer anti-fishtail acceleration responsive switch assembly with actuator magnetic holding structure |
US3812726A (en) * | 1972-09-28 | 1974-05-28 | Technar Inc | Velocity responsive apparatus |
US3889130A (en) * | 1973-06-04 | 1975-06-10 | Breed Corp | Mass in liquid vehicular crash sensor |
FR2283444A1 (fr) * | 1974-07-31 | 1976-03-26 | Sagem | Perfectionnements apportes aux dispositifs detecteurs d'une variation de vitesse |
US4039790A (en) * | 1976-03-29 | 1977-08-02 | Frank Treckman | Inertia switch having reciprocating mass |
US4097699A (en) * | 1976-09-07 | 1978-06-27 | Eaton Corporation | Viscous damped crash sensor unit with inertia switch |
US4284863A (en) * | 1979-05-09 | 1981-08-18 | Breed Corporation | Velocity change sensor |
AT376795B (de) * | 1982-06-08 | 1984-12-27 | Elkon Elektron Geraeten | Elektronisches kleingeraet, insbesondere elektronisches fieberthermometer |
DE8310623U1 (de) * | 1983-04-12 | 1983-09-08 | Helba Elektronik-Baugruppen Gmbh & Co Kg, 5628 Heiligenhaus | Beschleunigungsgrenzwertschalter |
DE3313033C1 (de) * | 1983-04-12 | 1984-08-02 | Helba Elektronik-Baugruppen Gmbh & Co Kg, 5628 Heiligenhaus | Beschleunigungsgrenzwertschalter |
US4816627A (en) * | 1987-12-24 | 1989-03-28 | Ford Motor Company | Fluid damped acceleration sensor |
US4851705A (en) * | 1988-09-23 | 1989-07-25 | Automotive Systems Laboratory, Inc. | Firing circuit for a vehicle passenger restraint system |
-
1990
- 1990-10-04 DE DE19904031327 patent/DE4031327A1/de not_active Withdrawn
- 1990-10-05 GB GB9021740A patent/GB2236621B/en not_active Expired - Fee Related
- 1990-10-08 FR FR9012367A patent/FR2653590B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE4031327A1 (de) | 1991-04-11 |
GB9021740D0 (en) | 1990-11-21 |
GB2236621A (en) | 1991-04-10 |
FR2653590A1 (fr) | 1991-04-26 |
GB2236621B (en) | 1994-07-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse | ||
ST | Notification of lapse |