Bit Mounted Fan
OwnerDennis G. Fitzpatrickinventor
Life of this patent
Estimating the term…
Abstract
The disclosed device is a fan that is threaded over a cutter, preferably over the shank of such cutter. The bearing portion of the fan is substantially shorter than the length of the shank. The fan contains at least two blades, but may contain three, four or more blades. The blades are at a perpendicular angle with respect to the sidewall of the bearing. The blades are in a horizontal, or if stated differently, in a flat orientation with the bearing. The blades may also be angular both with respect to the previously mentioned flat orientation and more or less perpendicular with respect to the sidewall.
Claims8
A debris clearing accessory comprising, a bearing, said bearing having a sidewall, said sidewall forming an inner channel, wherein said inner channel being open on both ends;
- and at least two blades, said at least two blades projecting outward from said sidewall and on the opposite side from said inner channel.
Dependencies are inferred from the claim text.