Patent ID: 6402056
Filing Date: 2002-06-11
Classification: B05B

Abstract:
A oil aerosol, comprisinga can member, said can member having a can main body and a covering part coupled to top end of said can main body; said covering part having a spray nozzle fitted thereto with a pipe disposed in said can main body; a compressing member, said compressing member having a holding tube connected to said covering part, and received in said can member; said holding tube having a plurality of vent holes on a lower portion having a first non-return valve connected to a bottom side of said holding tube lower portion; said compressing member having a cap movably disposed in, and having substantially airtight connection with, said holding tube with an elastic member disposed between said cap and said holding tube lower portion to bias said cap upwards; said cap having a contact portion above said lower portion; said contact portion and said lower portion of said cap having vent holes; said cap lower portion having a second non-return valve connected thereto for permitting air to flow only downwards into said holding tube through said vent holes of said cap; said compressing member having a depressing element including a base part and tube part projecting on said base part; said depressing element having a vent hole on said base part in open communication with said tube part for permitting air to flow through same, and through said cap vent holes into said holding tube when said a top end of said depressing element tube part abuts said cap contact portion, and when said depressing element is depressed and released repeatedly to move said cap up and down; said air in said holding tube being forced into said can member through said holding tube vent hole when said cap is being depressed for increasing air pressure in said can member, permitting oil in said can member to be dispersed to outside through said nozzle when said nozzle is depressed.