CH82442A - Removable blade scraper - Google Patents

Removable blade scraper

Info

Publication number
CH82442A
CH82442A CH82442A CH82442DA CH82442A CH 82442 A CH82442 A CH 82442A CH 82442 A CH82442 A CH 82442A CH 82442D A CH82442D A CH 82442DA CH 82442 A CH82442 A CH 82442A
Authority
CH
Switzerland
Prior art keywords
blade
scraper
holes
hand
removable blade
Prior art date
Application number
CH82442A
Other languages
French (fr)
Inventor
Anonyme Usines Perfect Societe
Original Assignee
Usines Perfecta Societe Anonym
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Usines Perfecta Societe Anonym filed Critical Usines Perfecta Societe Anonym
Publication of CH82442A publication Critical patent/CH82442A/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L19/00Erasers, rubbers, or erasing devices; Holders therefor
    • B43L19/02Erasing knives

Landscapes

  • Knives (AREA)

Description

  

  Grattoir à lame amovible.    L'objet de l'invention est un grattoir à  lame amovible présentant plusieurs tran  chants     gratteurs.    Le but de l'amovibilité de  la lame est. de permettre; d'une part, d'en  lever et de remettre en place une seule et  même lame offrant plusieurs tranchants, que  l'on veut utiliser successivement, au fur et  a mesure de leur usure, et, d'autre part, de  remplacer une lame émoussée par une lame       fraîchement    aiguisée, pendant que l'on ai  guise la première.  



  Le dessin ci-joint montre une forme d'exé  cution (le     l'objet    de l'invention, donnée à  titre d'exemple.  



  ri- 1 est. une vue de face et     fig.    2, une  vue de dos du grattoir;     fig.    3 est une coupe  transversale par     A-B,    et     fig.    4. une coupe  longitudinale par     C--D        du    grattoir.  



  a est un manche en bois ou autre matière  dans lequel est inséré un porte-lame b dont.  l'une des faces est     légèrement,        creusée    et  pourvue de deux saillies c     d    en forme de  crochets, faites par     estampage    des trous       el   <I>dl</I> et refoulement de la matière.  



  La lame c du grattoir est faite     d'une    pla  que mince et flexible d'acier     pourvue    de    trous     f        g    destinés à recevoir les crochets<I>c</I>     d     et d'un trou central h. permettant la mise  en place et     l'enlèvement    de la lame à l'aide  du pouce.     Ladite    lame c présente quatre  tranchants     gratteurs   <I>el</I>     c=   <I> & </I> et c' (lui peu  vent servir alternativement.  



  La     creusure    du porte-lame b est faite de  Tacon qu'en pressant avec le pouce sur la  partie de la lame qui est     pourvue    du trou     7a,     on facilite l'engagement ou le     dégage?nent,     de la lame sous les crochets c     d,        l'élasticib',     de la lame pressant au contraire cette der  nière contre le     dessous    desdits crochet  lorsqu'elle est.     poussée    à fond clans le sens  de la     flèche    1.

       Pour    enlever la lame, on  presse     également.    en h, puis on la pousse clans  le sens de la flèche     \?..  



  Removable blade scraper. The object of the invention is a scraper with a removable blade having several scraper edges. The purpose of the removability of the blade is. to allow; on the one hand, to lift and replace a single blade offering several cutting edges, which we want to use successively, as and when they wear, and, on the other hand, to replace a blade blunted by a freshly sharpened blade, while we have the first one.



  The accompanying drawing shows one embodiment (the object of the invention, given by way of example.



  ri- 1 is. a front view and fig. 2, a back view of the scraper; fig. 3 is a cross section through A-B, and fig. 4. a longitudinal section through C - D of the scraper.



  a is a wooden or other material handle in which is inserted a blade holder b of which. one of the faces is slightly hollowed out and provided with two projections c d in the form of hooks, made by stamping the holes el <I> dl </I> and pushing back the material.



  The blade c of the scraper is made of a thin and flexible steel plate provided with holes f g intended to receive the hooks <I> c </I> d and a central hole h. allowing the installation and removal of the blade using the thumb. Said blade c has four cutting edges <I> el </I> c = <I> & </I> and c '(he can be used alternately.



  The hollow of the blade holder b is made of Tacon that by pressing with the thumb on the part of the blade which is provided with the hole 7a, it facilitates the engagement or disengagement of the blade under the hooks cd, elasticib ', on the contrary, the blade pressing the latter against the underside of said hook when it is. fully pushed in the direction of the arrow 1.

       To remove the blade, you also press. at h, then push it in the direction of the arrow \? ..

 

Claims (1)

REVENDICATION: Grattoir à lame amovible, caractérisé par un porte-lame ayant des saillies s'engageant dans des trous d'une lame flexible présen tant plusieurs tranchants gratteurs, le tout pour permettre, d'une part, d'enlever et de remettre en place la même lame pour uti liser ses divers tranchants, au fur et à me- ure de leur usure et, d'autre. part, de rem- 1 placer une lame émoussée par une lame fraîchement aiguisée, pendant due l'on ai guise la première. CLAIM: Scraper with removable blade, characterized by a blade holder having projections engaging in holes of a flexible blade presenting several scraper edges, the whole to allow, on the one hand, to remove and put back in place the same blade to use its various cutting edges, as and when they are worn. on the other hand, to replace a dull blade with a freshly sharpened blade, while the first one was desired. SOUS-RE VE?N DILATIONS 1 Grattoir selon la revendication, caracté risé par un porte-lame dont l'une des faces présente une concavité et, des saillies for mant crochets. N Grattoir selon la revendication, caracté risé par une lame e ayant des trous f r@ et ïa. SUB-RE VE? N DILATIONS 1 Scraper according to claim, characterized by a blade holder, one of the faces of which has a concavity and protrusions for mant hooks. N scraper according to claim, characterized by a blade e having holes f r @ and ïa.
CH82442A 1918-12-20 1918-12-20 Removable blade scraper CH82442A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH82442T 1918-12-20

Publications (1)

Publication Number Publication Date
CH82442A true CH82442A (en) 1920-02-02

Family

ID=4337352

Family Applications (1)

Application Number Title Priority Date Filing Date
CH82442A CH82442A (en) 1918-12-20 1918-12-20 Removable blade scraper

Country Status (1)

Country Link
CH (1) CH82442A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2744952A1 (en) * 1996-02-15 1997-08-22 Huguenin Thierry Scraper for removing opaque film e.g. layer of ink, from data

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2744952A1 (en) * 1996-02-15 1997-08-22 Huguenin Thierry Scraper for removing opaque film e.g. layer of ink, from data

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