Sharpener press-button

Details Sharpener press-button Sharpener press-button

1985-06-27

1986-07-08

Schmidt, Frederick R.

Cutlery

Static pencil sharpener

Having conical or cylindrical work guide

30459, 7160, B26B 2300

Patent

active

045984786

ABSTRACT:
Sharpener press-button is disclosed comprising a tubular body having one open end and another end closed by a transverse wall. The transverse wall is formed on its outer surface with an extension cooperative with a propelling pencil for fixing thereto a button. The button has a blade element including a central portion provided with an opening, two lateral converging flanks extending from the central portion and the two ends of the flanks remote from the central portion extending parallel and together in the direction away from the central portion. The blade element is housed within the tubular body, with the ends inserted into a recess in the inner face of the transverse wall and the central portion adjacent the open end of the body, the lateral flanks being formed with cutouts extending in the axial direction of the button and tapered in the direction away from the central portion of the blade element, the button having at least one radial penetrating aperture.

REFERENCES:
patent: 1238978 (1917-09-01), Arthur

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