Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Wiper apparatus for motor vehicle










Image Number 3 for United States Patent #5245259.

A wiper apparatus for wiping the windshield of a vehicle with a plurality of wiper blades operated by a plurality of wiper motors which comprises an intermittent switch, autostop switches disposed to the respective wiper motors, relays for operating the respective wiper motors in response to ON-states of the respective autostop switches, a relay driving circuit for driving the relays, a first timer circuit responsive to OFF-states of both the autostop switches for generating a first timer signal, a second timer circuit responsive to an intermittent signal from the intermittent switch and the ending edge of the first timer signal for generating a second timer signal, a third timer circuit responsive to an ON-state of either autostop switch for generating a third timer signal and holding the relay driving circuit to drive the relays, and a prohibiting circuit for forbidding and permitting the operation of the relay driving circuit according to the first timer signal and the second timer signal, respectively.








 
 
  Recently Added Patents
Method of manufacturing acrylic film, and acrylic film
Cineole
Self-service administration of a database
System and method for confirming delivery of an electronic message
Disk drive with a subset of sectors with reduced write-to-read gap
Method of driving stereoscopic display apparatus and stereoscopic display apparatus
Campanula plant named `PKMM03`
  Randomly Featured Patents
Display strip for elongated articles formed into hanks
High frequency ultrasonic transducer and matching layer comprising cyanoacrylate
Hinged cover for use in a clarifier tank having an inboard launder channel
Facsimile apparatus and training sequence changeover method
Remotely controlled revolving illuminated musical Christmas tree stand
Guide channel pivot for window regulator
Apparatus and method for testing gas detection instruments
Gate latch
Tape recorder having a driver circuit for a matrix head
Circuit board device, wiring board connecting method, and circuit board module device