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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Tools & Hardware
Class Information
Number: 408/228
Name: Cutting by use of rotating axially moving tool > Tool or tool with support > Having peripherally spaced cutting edges > Each formed by a pair of axially facing facets
Description: Device including a plurality of cutting edges each of which is formed by a pair of radially extending, planar faces, each of which planar faces is disposed on an angular attitude such that, when the tool is viewed along the tool-axis, both of the faces can be seen.










Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
4189266 Rotary drill bit for hand-held power drills Feb. 19, 1980
4175895 Tubing reamer Nov. 27, 1979
4157879 Pipe reaming tool Jun. 12, 1979
4157714 Wire inserter and sterile wire pack Jun. 12, 1979
4125050 Self-drilling screw Nov. 14, 1978
4120601 Spade drill Oct. 17, 1978
4114507 Drill screw Sep. 19, 1978
4114508 Self-drilling screw Sep. 19, 1978
4026186 Self-drilling one-piece masonry anchor May. 31, 1977
4016795 Self-drilling screws Apr. 12, 1977
3975110 Flat beaded double end track bit Aug. 17, 1976
3970406 Tool holder with misalignment compensating means Jul. 20, 1976

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