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US 4,061,250 AGranted
Depress button type sprayer
OwnerTetsuya Tadainventor
Life of this patent
Estimating the term…
Abstract
A depress button type sprayer comprises a piston slidably inserted into a cylinder and provided with a liquid jetting nozzle, a lever for moving the piston into the cylinder against the force of a spring and a depress button for operating the lever.
Claims9
A depress button sprayer comprising:
- a spray body provided with a cylinder having an opening at one end;
- a piston slidably mounted in a liquid-tight fashion in the cylinder;
- spring means for urging the piston outwardly of the cylinder;
- a nozzle in communication with the cylinder and having a dispensing hole for jetting a liquid from within the cylinder;
- a pivotable lever coupled to the piston for sliding the piston into the cylinder against the force of the spring means, the lever having a rounded free end;
- a pivot for pivotally supporting the lever in a position spaced from the axis of the piston;
- a cap housing for covering the spray body and the lever, the cap housing having a longitudinally extending recess at the rear upper portion thereof;
- and
- a depress button slidably received in the recess and drivingly point-contacted with the rounded free end of the lever.
6 more elements
A depress button sprayer comprising:
- a spray body provided with a cylinder having an opening at one end;
- a piston slidably mounted in a liquid-tight fashion in the cylinder;
- spring means for urging the piston outwardly of the cylinder;
- a nozzle in communication with the cylinder and having a dispensing hole for jetting a liquid from within the cylinder;
- a pivotable lever coupled to the piston for sliding the piston into the cylinder against the force of the spring means, the lever having a rounded free end;
- a pivot for pivotally supporting the lever in a position spaced from the axis of the piston;
- a cap housing for covering the spray body and the lever, the cap housing having a longitudinally extending recess at the rear upper portion thereof;
- and
- a depress button slidably received in the recess and drivingly line-contacted with the free end of the lever.
6 more elements
Dependencies are inferred from the claim text.