GB621912A - Improvements in and relating to drafting machines - Google Patents
Improvements in and relating to drafting machinesInfo
- Publication number
- GB621912A GB621912A GB3441346A GB3441346A GB621912A GB 621912 A GB621912 A GB 621912A GB 3441346 A GB3441346 A GB 3441346A GB 3441346 A GB3441346 A GB 3441346A GB 621912 A GB621912 A GB 621912A
- Authority
- GB
- United Kingdom
- Prior art keywords
- mounting member
- rollers
- arm
- draughting
- counterweight
- 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
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
- B43L13/06—Guides for rulers with pivoted guide rods
Landscapes
- Spinning Or Twisting Of Yarns (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH248505D CH248505A (de) | 1946-11-20 | 1945-06-23 | Zeichenmaschine. |
FR929380D FR929380A (fr) | 1946-11-20 | 1946-06-13 | Machine à dessiner |
BE466075D BE466075A (fr) | 1946-11-20 | 1946-06-20 | |
GB3441346A GB621912A (en) | 1946-11-20 | 1946-11-20 | Improvements in and relating to drafting machines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3441346A GB621912A (en) | 1946-11-20 | 1946-11-20 | Improvements in and relating to drafting machines |
Publications (1)
Publication Number | Publication Date |
---|---|
GB621912A true GB621912A (en) | 1949-04-22 |
Family
ID=10365322
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3441346A Expired GB621912A (en) | 1946-11-20 | 1946-11-20 | Improvements in and relating to drafting machines |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE466075A (fr) |
CH (1) | CH248505A (fr) |
FR (1) | FR929380A (fr) |
GB (1) | GB621912A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE949993C (de) * | 1952-06-25 | 1956-09-27 | Anselme Jean Fernand Chauvelon | Befestigungsklammer fuer Zeichenvorrichtungen mit Parallelogrammgestaenge |
LU36931A1 (fr) * | 1958-03-03 | |||
DE2551566A1 (de) * | 1975-11-17 | 1977-05-26 | Kuhlmann Kg Franz | Laufwagen-zeichenmaschine |
-
1945
- 1945-06-23 CH CH248505D patent/CH248505A/de unknown
-
1946
- 1946-06-13 FR FR929380D patent/FR929380A/fr not_active Expired
- 1946-06-20 BE BE466075D patent/BE466075A/xx not_active Expired
- 1946-11-20 GB GB3441346A patent/GB621912A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE466075A (fr) | 1946-07-31 |
CH248505A (de) | 1947-05-15 |
FR929380A (fr) | 1947-12-24 |
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