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DE3366865D1 - Back square - Google Patents

Back square

Info

Publication number
DE3366865D1
DE3366865D1 DE8383102874T DE3366865T DE3366865D1 DE 3366865 D1 DE3366865 D1 DE 3366865D1 DE 8383102874 T DE8383102874 T DE 8383102874T DE 3366865 T DE3366865 T DE 3366865T DE 3366865 D1 DE3366865 D1 DE 3366865D1
Authority
DE
Germany
Prior art keywords
guide bar
chamber
longitudinal edge
opening
ruler
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
DE8383102874T
Other languages
German (de)
Inventor
Alfred Wilbs
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.)
Alfer Aluminum Fertigbau GmbH
Original Assignee
Alfer Aluminum Fertigbau GmbH
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 Alfer Aluminum Fertigbau GmbH filed Critical Alfer Aluminum Fertigbau GmbH
Application granted granted Critical
Publication of DE3366865D1 publication Critical patent/DE3366865D1/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
    • B43L7/00—Straightedges
    • B43L7/10—Plural straightedges relatively movable
    • B43L7/12—Square and pivoted straightedges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H7/00—Marking-out or setting-out work
    • B25H7/02—Plates having a flat surface
    • 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
    • B43L7/00—Straightedges
    • B43L7/027—Plural non-adjustable straightedges fixed at right angles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drawing Aids And Blackboards (AREA)
  • Toys (AREA)
  • Details Of Garments (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Polishing Bodies And Polishing Tools (AREA)

Abstract

1. A try square consisting of a guide bar (14), a ruler (12) fastened at one end thereof and extending at right angles therewith and a resting tongue (38) placed in a chamber of the guide bar (14) when not in use, whereby the chamber is provided with an opening at one longitudinal edge (24) of the guide bar, the opening extending substantially along the lenght of the chamber, the resting tongue (38) being mounted for swinging out through the opening about a swinging axis (42) of the guide bar (14) into a position for use characterized in that the front side opening of the chamber is arranged at the rulesided inner longitudinal edge (24) of the guide bar (14) and that the swinging axis (42) of the resting tongue (38) is positioned in the neighbourhood of the ruler (12) more closely to the inner longitudinal edge (24) of the guide bar (14) than to the outer longitudinal edge thereof.
DE8383102874T 1983-03-23 1983-03-23 Back square Expired DE3366865D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP83102874A EP0120101B1 (en) 1983-03-23 1983-03-23 Back square

Publications (1)

Publication Number Publication Date
DE3366865D1 true DE3366865D1 (en) 1986-11-20

Family

ID=8190366

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383102874T Expired DE3366865D1 (en) 1983-03-23 1983-03-23 Back square

Country Status (3)

Country Link
EP (1) EP0120101B1 (en)
AT (1) ATE22834T1 (en)
DE (1) DE3366865D1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003277515A1 (en) * 2002-10-25 2004-05-13 Nikon Corporation Extreme ultraviolet light exposure system and vacuum chamber
CN102514422A (en) * 2011-12-28 2012-06-27 孙建冉 Multifunctional ruler
CN114179552A (en) * 2020-09-13 2022-03-15 上海艾饱信息科技有限公司 Compasses ruler for students

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE401051A (en) *
FR371345A (en) * 1906-11-12 1907-03-05 Fritz Paukert Swivel tee fitted with a scale divided into degrees
US1608540A (en) * 1923-07-23 1926-11-30 Theodore N White Square
US1616457A (en) * 1925-05-08 1927-02-08 Mcwilliams James Alison Foldable square
GB519637A (en) * 1938-09-26 1940-04-02 Midland Saw & Tool Company Ltd Improvements in or relating to squares as used by carpenters, builders and others
CH247745A (en) * 1946-09-14 1947-03-31 Strobel Paul Stop bracket.
US2548350A (en) * 1947-09-25 1951-04-10 Claude L Combs Graduated t-square
GB660514A (en) * 1948-08-24 1951-11-07 Vernon Gorton Improvements in combination square and bevel tools
GB686655A (en) * 1951-10-20 1953-01-28 Robert Walter Raleigh Barker Combined square, bevel square and gauge
FR1518703A (en) * 1966-12-06 1968-03-29 Quenot & Cie S Ar L Improvements to brackets

Also Published As

Publication number Publication date
EP0120101A1 (en) 1984-10-03
EP0120101B1 (en) 1986-10-15
ATE22834T1 (en) 1986-11-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition