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201:) is trapped within a spring-loaded cage. A shock in any direction will cause movement of the mass relative to the cage. If sufficiently shocked, the cage will spring open which actuates an associated switch. The switch is reset by pressing the cage closed through the flexible (red) top cover, retrapping the mass. These switches are also used to open a contactor (a large
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197:. If the fuel line is broken or the vehicle is inverted, fuel may be spilled, creating a fire hazard. A small loose weight (called a proof
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169:, firmly mounted upon a vehicle or other mobile device, that triggers in the event of shock or vibration. It is a part of
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applications for both safety (shell will not explode until it has been subjected to launch acceleration) and fuzing.
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A normally open switch is used to activate passenger safety equipment early in a collision, typically to pre-tension
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applications, since an electric fuel pump may otherwise continue operating after a
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to protect the occupant(s) from collision with the vehicle interior or the
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in automotive applications. This functionality is required in some
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The switch shown to the right is intended to disable an electric
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This article about an automotive part or component is a
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46:. Unsourced material may be challenged and removed.
173:that may either enable or disable some function.
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205:) to disable the high power circuit of a
106:Learn how and when to remove this message
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459:Motion-triggered contact insufficiency
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44:adding citations to reliable sources
232:Inertia switches are also used in
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257:49 /section- 571 . IV 571 . IV
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31:needs additional citations for
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633:. You can help Knowledge by
454:Miniature snap-action switch
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207:battery electric vehicle
584:Vandal-resistant switch
434:Magnetic proximity fuze
529:Silicone rubber keypad
685:Automotive part stubs
589:Wireless light switch
369:Electric switchboard
40:improve this article
221:and/or to activate
171:electrical circuits
130:A disconnect switch
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339:Contact protection
329:Centrifugal switch
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594:Zero speed switch
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145:Electronic symbol
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55:"Inertial switch"
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439:Magnetic starter
429:Lightning switch
379:Half-moon switch
349:Crossover switch
319:Battery isolator
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209:upon collision.
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574:Transfer switch
554:Strowger switch
549:Stepping switch
544:Staircase timer
499:Railroad switch
444:Magnetic switch
419:Latching switch
394:Inertial switch
389:Infinite switch
344:Crossbar switch
309:Analogue switch
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163:inertial switch
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119:Inertial switch
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479:Placebo button
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464:Optical switch
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449:Mercury switch
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334:Company switch
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579:Vacuum switch
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509:Rotary switch
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96:November 2016
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57: –
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51:Find sources:
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29:This article
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18:
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635:expanding it
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569:Touch switch
524:Sense switch
474:Piezo switch
424:Light switch
414:Limit switch
409:Knife switch
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374:Float switch
254:49 CFR
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38:Please help
33:verification
30:
564:Time switch
514:Sail switch
504:Reed switch
494:Push-button
489:Push switch
484:Pull switch
469:Photoswitch
399:Kill switch
364:Dry contact
674:Categories
559:Thermostat
534:Softswitch
519:Sea switch
404:Key switch
384:Humidistat
359:DIP switch
324:Cam switch
240:References
219:seat belts
177:Disconnect
66:newspapers
539:Spark gap
213:Actuation
191:collision
183:fuel pump
354:Cryotron
234:ordnance
195:rollover
223:airbags
80:scholar
297:Switch
167:switch
139:Switch
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299:types
203:relay
165:is a
87:JSTOR
73:books
631:stub
199:mass
136:Type
59:news
193:or
161:An
42:by
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