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US 4,361,826 AGranted
Clutch alarm system
OwnerRestituto P. Catalainventor
Life of this patent
Estimating the term…
Abstract
Normally-open switches in series with a power source to an alarm device are closed by simultaneous actuation of a motor vehicle clutch and accelerator to provide an alarm to the operator. Means are provided for preventing the generation of an alarm during low-gear start-up and/or during synchronized operation of the controls for gear changing.
Claims12
An alarm system for a motor vehicle of the type having a manually operated clutch and a manually operated accelerator comprising
- an alarm device operative when energized to produce an alarm;
- means for preventing said energizing at least during starting said motor vehicle into motion and being effective during small values of operation of said accelerator and ineffective at large values thereof;
- first and second normally open switches in series between an electrical power source and said alarm device;
- first means for closing said first switch whenever said clutch is actuated;
- second means for closing said second switch whenever said accelerator is actuated more than a predetermined amount;
- and
- said predetermined amount being greater than an amount employed during actuation of said clutch during startup and properly synchronized gear change.
4 more elements
An alarm system for a motor vehicle of the type having a manually operated clutch and a manually operated accelerator comprising
- an alarm device operative when energized to produce an alarm;
- an electrical power source;
- a first switch interposed between the electrical power source and the alarm device;
- a second switch interposed between the electrical power source and the alarm device;
- first means for actuating said first switch whenever said clutch is actuated;
- and
- second means for actuating said second switch whenever said accelerator is actuated more than a predetermined amount.
4 more elements
Dependencies are inferred from the claim text.