A core-type writing implement (10), in particular a ball point pen or a propelling pencil, has an elongated, preferably cylindrical outer sleeve (12).
An automatic lead sharpener for propelling pencil, which is convenient to use and simple in structure, comprises a pencil guide hole (16) and a hob frame (5) provided with a hob (18) and a hob gear (19).
Pencil sharpener, with tow V-shape sharp edges, for sharpening the lead of a propelling pencil.
A fine-lead propelling pencil or similar comprises a tubular basic element and a lead-adjusting device for withdrawing inserting or advancing the lead and an eraser at the rear end.
A mechanical pencil and/or pen and method for operating a mechanical pencil and/or pen is provided.
The invention relates to a mechanical pencil comprising a tip (4) into which a lead guide (5) can be retracted.
A mechanical pencil of construction which enables effective utilization of a lead remaining at the tip of the writing implement.
This invention relates to a mechanical pencil capable of utilizing effectively a lead or refill, and an innovative modification is made to a refill protection pipe.
A mechanical pencil comprises a rotor (6) arranged movable in the rotational direction and the axial direction in a shaft tube (1) together with a chuck (4) for gripping a writing lead.
Also provided are a core-propelling mechanism, a core-locking mechanism, and an eraser (11) that matches a pencil cap (12).
The cosmetic lead (24) that projects out of the lead holder (26) is secured by a rear fastening section (42) to the lead holder (26).
Black or coloured pencil leads
Black or coloured pencil leads
Black or coloured pencil leads
A mechanical lead pencil having the capability of feeding different diameter leads.
A first collet (21) is disposed in the pencil barrel (12) for feeding the lead (20) and a second collet (25) is located at the barrel open end for retaining the lead (20) during use of the pencil.
All parts of the writing implement (10) may be individually exchanged.
The mechanism for moving the lead holder (1) forward is actuated by a push device (6) which slides parallel to the longitudinal axis (X) of the tubular body (2).
At the inner surface of the shaft has several ridges, that form the guide of the core holder.
The fingers close together when the lead holding mechanism is recessed into the cavity.
The fingers open when the lead holding mechanism is advanced out of the cavity.
The core-type writing implement (10) is composed of only a few simple elements that are absolutely required.
The lead holding mechanism includes a pair of arms joined together by a bridge.
A helical wire, controlling the core holder movement, is formed by winding a flat wire.
Requêtes fréquentes français :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
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