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US 4,798,503 AGranted
Tenon forming tool
OwnerBrian M. Hujuinventor
Life of this patent
Estimating the term…
Abstract
A tenon forming tool which is an attachment for a powered hand drill.
Claims2
A tenon forming tool as an attachment for a powered hand drill, having in combination,
- an elongated cylindrical body portion,
- a shank of reduced diameter relative to said body portion being integral therewith and extending rearwardly thereof,
- a bore in said body portion of a diameter to receive a tenon to be formed and having a depth corresponding at least to the length of a tenon to be formed,
- a counterbore in said shank extending from said bore in said body portion and communicating therewith,
- a face portion of said body portion extending forwardly thereof and flaring outwardly thereof,
- a plurality of radial slots in said face portion,
- a cutting blade mounted adjacent each slot position to have the blade cuttings discharged therethrough,
- a pilot drill disposed axially of said bore and extending into said counterbore,
- a plurality of slots spaced about said body portion, and
- means in connection with said shank securing said drill.
7 more elements
A tenon forming tool as an attachment for a powered hand drill, having in combination,
- an elongated cylindrical body portion,
- a shank of reduced diameter relative to said body portion being integral therewith and extending rearwardly thereof,
- a bore in said body portion of a diameter to receive a tenon to be formed and having a depth corresponding at least to the length of the tenon to be formed,
- a counterbore in said shank extending from said bore in said body portion and communicating therewith,
- a face portion of said body portion extending outwardly laterally thereof,
- a plurality of radial slots in said face portion,
- a cutting blade mounted adjacent each slot position to have the blade cuttings discharged therethrough,
- a pilot drill disposed axially of said bore and extending into said counterbore,
- a plurality of slots spaced about said body portion, and
- means in connection with said shank securing said drill.
7 more elements
Dependencies are inferred from the claim text.