GB1356823A - Drawing-board protractor unit - Google Patents

Drawing-board protractor unit

Info

Publication number
GB1356823A
GB1356823A GB4070371A GB4070371A GB1356823A GB 1356823 A GB1356823 A GB 1356823A GB 4070371 A GB4070371 A GB 4070371A GB 4070371 A GB4070371 A GB 4070371A GB 1356823 A GB1356823 A GB 1356823A
Authority
GB
United Kingdom
Prior art keywords
support
graduated plate
locking device
toothed wheel
bolt
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
GB4070371A
Other languages
English (en)
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.)
Alpia SA
Original Assignee
Alpia SA
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 Alpia SA filed Critical Alpia SA
Publication of GB1356823A publication Critical patent/GB1356823A/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
    • B43L13/08—Protractor heads

Landscapes

  • Length-Measuring Instruments Using Mechanical Means (AREA)
GB4070371A 1970-09-10 1971-09-01 Drawing-board protractor unit Expired GB1356823A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7032925A FR2105534A5 (enExample) 1970-09-10 1970-09-10

Publications (1)

Publication Number Publication Date
GB1356823A true GB1356823A (en) 1974-06-19

Family

ID=9061157

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4070371A Expired GB1356823A (en) 1970-09-10 1971-09-01 Drawing-board protractor unit

Country Status (6)

Country Link
US (1) US3758953A (enExample)
JP (1) JPS5221922B2 (enExample)
CH (1) CH543974A (enExample)
FR (1) FR2105534A5 (enExample)
GB (1) GB1356823A (enExample)
ZA (1) ZA715821B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2519586B1 (fr) * 1982-01-11 1988-03-18 Alpia Sa Dispositif de commande du mecanisme d'indexage angulaire des regles d'une tete d'appareil a dessiner
DE3206550C1 (de) * 1982-02-24 1983-05-05 Franz Kuhlmann Präzisionsmechanik und Maschinenbau GmbH & Co KG, 2940 Wilhelmshaven Zeichenkopf fuer Zeichenmaschinen
JPS59190595U (ja) * 1983-06-01 1984-12-18 武藤工業株式会社 自在平行定規のヘツド

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE12824C (de) * 1900-01-01 H. HÖLSCHER in Lengerich, Westfalen Verbesserungen an einer Dütenmaschine zur Anfertigung von Papiersäcken. (IL
DE1511477B2 (de) * 1966-12-01 1973-10-25 Fa. Franz Schmidt & Haensch, 1000 Berlin Schaltwerk fur einen Zeichenkopf

Also Published As

Publication number Publication date
ZA715821B (en) 1972-05-31
US3758953A (en) 1973-09-18
CH543974A (fr) 1973-11-15
JPS4873230A (enExample) 1973-10-03
JPS5221922B2 (enExample) 1977-06-14
FR2105534A5 (enExample) 1972-04-28

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee