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:
Jun. 05, 2007
Filed:
Jul. 28, 2005
Chin Piao Huang, Miauli Hsien 35742, TW;
Chin Piao Huang, Miauli Hsien 35742, TW;
Other;
Abstract
A machine tool includes a base having a spindle rotatably attached to a support for supporting a tool member, and a fluid supplying device for supplying fluid into the spindle, for cooling purposes. The fluid supplying device includes a housing secured to the support for rotatably receiving the spindle, a casing is secured to the housing and has a channel for communicating with the conduit of the housing, and a membrane is secured between the housing and the casing and disposed between the bore of the housing and a space of the casing for pumping the fluid from the space to the channel of the casing. A check valve is disposed in the casing and has a spring member for biasing a ball to selectively block or open a passage of the casing.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile