DE964384C - Tear bar with elastic clamp attached to the free end of the same - Google Patents

Tear bar with elastic clamp attached to the free end of the same

Info

Publication number
DE964384C
DE964384C DEP11809A DEP0011809A DE964384C DE 964384 C DE964384 C DE 964384C DE P11809 A DEP11809 A DE P11809A DE P0011809 A DEP0011809 A DE P0011809A DE 964384 C DE964384 C DE 964384C
Authority
DE
Germany
Prior art keywords
tear bar
edge
clamp
drawing board
elastic clamp
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DEP11809A
Other languages
German (de)
Inventor
Rene Paul Antoine Porte
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RENE PAUL ANTOINE PORTE
Original Assignee
RENE PAUL ANTOINE PORTE
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 RENE PAUL ANTOINE PORTE filed Critical RENE PAUL ANTOINE PORTE
Application granted granted Critical
Publication of DE964384C publication Critical patent/DE964384C/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
    • B43L13/02—Draughting machines or drawing devices for keeping parallelism
    • B43L13/04—Guides for rulers
    • B43L13/048—Guides for rulers with T-squares

Landscapes

  • Sheet Holders (AREA)
  • Clamps And Clips (AREA)
  • Adornments (AREA)

Description

In Betracht gezogene Druckschriften: Deutsche Patentschrift Nr. 819 372; USA.-Patentschriften Nr. 2 326 301, 2574463.Documents considered: German Patent No. 819 372; U.S. Patent Nos. 2,326,301, 2574463.

Hierzu τ Blatt ZeichnungenFor this purpose τ sheet drawings

Claims (4)

Patentansprüche:Patent claims: 1. Reißschiene mit an dem freien. Ende derselben angebrachter elastischer Klemme, die bei Führung entlang der Kante eines Reißbrettes einen Druck auf diese Kante ausübt, dadurch gekennzeichnet, daß die elastische Klemme eine Druckkomponente aufweist, die an der Kante des Zeichenbrettes parallel zur Zeichenfläche wirkt.1. Tear bar with on the free one. End of the same attached elastic clamp that exerts pressure on this edge when guided along the edge of a drawing board, characterized in that the resilient clip has a pressure component which acts on the edge of the drawing board parallel to the drawing surface. 2. Reißschiene nach Anspruch 1, dadurch gekennzeichnet, daß die Klemme elastisch um eine Achse schwenkbar ist und sich in an sich bekannter Weise gegen eine an der Kante des Reißbrettes angebrachter Haltevorrichtung stützt.2. tear bar according to claim 1, characterized in that that the clamp is elastically pivotable about an axis and in itself known way against a holding device attached to the edge of the drawing board supports. 3. Reißschiene nach Anspruch 1 und. 2, dadurch gekennzeichnet, daß die elastische Wirkung der Klemme durch Drähte oder durch verdrillte Stäbe ausgeübt wird.3. tear bar according to claim 1 and. 2, thereby characterized in that the elastic effect of the clamp is exerted by wires or by twisted rods. 4. Reißschiene nach Anspruch 1 bis 3, dadurch gekennzeichnet, daß die aus Draht bestehende elastische Klemme, die die Form einer Acht hat und im Schnittpunkt der Achtform parallele Arme aufweist, die so miteinander verbunden sind, daß eine Torsionswirkung entsteht, wobei das an der Kante des Zeichenbrettes wirksame Ende der Klemme einen geradlinigen Teil (10) bildet, mit dem es sich gegen die Haltevorrichtung stützt.4. tear bar according to claim 1 to 3, characterized characterized in that the elastic clamp made of wire, which has the shape of an eight and at the intersection of the eight shape has parallel arms which are interconnected so that a torsional effect arises, the end of the clamp acting on the edge of the drawing board forming a rectilinear part (10) with which it is supported against the holding device.
DEP11809A 1953-05-04 1954-04-22 Tear bar with elastic clamp attached to the free end of the same Expired DE964384C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR964384X 1953-05-04

Publications (1)

Publication Number Publication Date
DE964384C true DE964384C (en) 1957-06-13

Family

ID=9499550

Family Applications (1)

Application Number Title Priority Date Filing Date
DEP11809A Expired DE964384C (en) 1953-05-04 1954-04-22 Tear bar with elastic clamp attached to the free end of the same

Country Status (4)

Country Link
BE (1) BE527831A (en)
CH (1) CH317155A (en)
DE (1) DE964384C (en)
FR (1) FR1081823A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2326301A (en) * 1941-07-22 1943-08-10 Remington Rand Inc Drawing fixture
DE819372C (en) * 1948-10-12 1951-10-31 Franz Hornung Device for securing the parallel guide of a tear bar
US2574463A (en) * 1946-12-23 1951-11-13 Chapin Harold Addison T-square securing means

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2326301A (en) * 1941-07-22 1943-08-10 Remington Rand Inc Drawing fixture
US2574463A (en) * 1946-12-23 1951-11-13 Chapin Harold Addison T-square securing means
DE819372C (en) * 1948-10-12 1951-10-31 Franz Hornung Device for securing the parallel guide of a tear bar

Also Published As

Publication number Publication date
BE527831A (en)
CH317155A (en) 1956-11-15
FR1081823A (en) 1954-12-23

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