The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 04, 2003
Filed:
Dec. 01, 2000
Joachim Zimmer, Sasbach, DE;
Norbert Wegner, Buehl, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
A windshield wiper has a wiper arm ( ), which is driven via a drive shaft and is made up of a fastening element ( ) and a hinge element ( ), pivotably connected to it via a swivel joint ( ). The hinge element has a wiper rod ( ) to which a wiper blade ( ) is pivotably connected, and at least one spray nozzle ( ) is disposed on a pivotable part ( ), the spray nozzle communicating with a water pump via a water line ( ). An electric resistance heating line ( ) in wire form is guided through the water line ( ) and has two insulated current-carrying leads ( ), which on one end are electrically connected to one another and on that end, with the spray nozzle ( ) of a heating-conducting material, form a contact point ( ) with good heat transfer.