FiledThursday, 5th February 1931
PublishedTuesday, 16th August 1932
InventorOtis A. Tannehill
Razors of the knife type
Performing Operations; Transporting
Hand Cutting Tools; Cutting; Severing
Hand-Held Cutting Tools Not Otherwise Provided For
Razors of the open or knife type; Safety razors or other shaving implements of the planing type; Hair-trimming devices involving a razor-blade; Equipment therefor
Razors of the open or knife type; Safety razors or other shaving implements of the planing type; Hair-trimming devices involving a razor-blade; Equipment therefor involving unchangeable blades
Parts not referenced in the text: None
Parts not referenced in the images: None
This invention appertains to new and useful improvements in razors and the principal object of the invention is to provide a razor blade which will eliminate the creation of vacuum which occurs during the operation of shaving, as when the blade is held close to the face.
Another important object of the invention is to provide a razor blade which is perforated to increase the flexibility thereof which is desirable when honing or stropping.
These and other important objects and advantages of the invention will become apparent to the reader of the following specification.
In the drawing—
Referring to the drawing wherein like numerals designate like parts, it can be seen that numeral
The blade is of the concave type and in carrying out the invention, it can be observed in
It can also be seen, that the grooves
While the foregoing specification sets forth the invention in specific terms, it is to be understood that numerous changes in the shape, size and materials may be resorted to without departing from the spirit and scope of the invention as claimed hereinafter.
Having thus described my invention, what I claim as new is:—
A razor of the character described comprising a blade having a thickened edge portion, said blade being provided with inwardly extending grooves extending inwardly from the thickened edge portion, said blade being provided with openings at the inner ends of the said grooves.
Otis A. Tannehill.