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US 4,701,972 AGranted
Rotary window cleaner
AssigneeSaito Motors CC., Ltd.
InventorShosaku Saito
Life of this patent
Estimating the term…
Abstract
A rotary windshield wiper comprising a gear case having a stationary portion and the rotary portion. A cylinder extending from the rotary portion toward the window at the end of which is supported the rotary wiper. Wiper being rotated by a gear train extending through the cylinder and the gear case are connected to a motor. The rotary portion is connected to an operating arm by which it is moved so as to raise and lower the cylinder holding the rotary wiper.
Claims6
A rotary windshield cleaner comprising:
- a drive motor, a gear case having a fixed portion and a rotary portion;
- a supporting cylinder secured at one end to the rotary portion of said gear case and having wiper means rotatably mounted at the other end;
- gear means disposed within said gear case and connected to the output shaft of said drive motor to reduce the power from said motor;
- a power transmission train extending through said supporting cylinder and engaged at one end with the gear means accommodated in said gear case and connected at the other end to the wiper means for rotating the wiper means;
- an elevating mechanism for swinging the rotary portion of said gear case with respect to the fixed portion such that said power transmission train remains engaged with the gears accommodated in the gear case while said supporting cylinder is moved between a raised and lowered position.
2 more elements
Dependencies are inferred from the claim text.