DE2953577C2 - - Google Patents
Info
- Publication number
- DE2953577C2 DE2953577C2 DE2953577A DE2953577A DE2953577C2 DE 2953577 C2 DE2953577 C2 DE 2953577C2 DE 2953577 A DE2953577 A DE 2953577A DE 2953577 A DE2953577 A DE 2953577A DE 2953577 C2 DE2953577 C2 DE 2953577C2
- Authority
- DE
- Germany
- 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
- B43L13/022—Draughting machines or drawing devices for keeping parallelism automatic
-
- 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
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
- Drawing Aids And Blackboards (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4202278A JPS5837919B2 (ja) | 1978-04-10 | 1978-04-10 | 移動変換表示式自在平行定規 |
JP5248278A JPS5837920B2 (ja) | 1978-05-01 | 1978-05-01 | 移動変換表示式自在平行定規 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2953577C2 true DE2953577C2 (US07943777-20110517-C00090.png) | 1987-04-23 |
Family
ID=26381667
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2953577A Expired DE2953577C2 (US07943777-20110517-C00090.png) | 1978-04-10 | 1979-04-06 | |
DE2913961A Expired DE2913961C2 (de) | 1978-04-10 | 1979-04-06 | Universal-Parallellineal |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2913961A Expired DE2913961C2 (de) | 1978-04-10 | 1979-04-06 | Universal-Parallellineal |
Country Status (2)
Country | Link |
---|---|
US (1) | US4221056A (US07943777-20110517-C00090.png) |
DE (2) | DE2953577C2 (US07943777-20110517-C00090.png) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2054174B (en) * | 1979-07-20 | 1984-05-23 | Perry D L E | Drafting apparatus |
DE3110271C2 (de) * | 1981-03-17 | 1984-05-24 | Franz Kuhlmann Präzisionsmechanik und Maschinenbau GmbH & Co KG, 2940 Wilhelmshaven | Zeicheneinrichtung |
US4631611A (en) * | 1983-09-06 | 1986-12-23 | Digital Equipment Corporation | Read/write head positioner arrangement |
US4974164A (en) * | 1988-05-02 | 1990-11-27 | Lewis Gainer R | Digital measuring and proportioning instrument |
US4941267A (en) * | 1989-07-31 | 1990-07-17 | Miller Jr Ronald J | Electronic measuring device and method for obtaining an actual measurement between points shown on a scaled drawing |
JP3367226B2 (ja) * | 1994-10-20 | 2003-01-14 | ソニー・プレシジョン・テクノロジー株式会社 | 変位量検出装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE950052C (de) * | 1952-07-30 | 1956-10-04 | Gottlieb Peiseler Dr Ing | Zeichenmaschine mit Parallelfuehrungs- und Gewichtausgleichgestaenge |
DE2546690A1 (de) * | 1975-10-17 | 1977-04-21 | Kuhlmann Kg Franz | Stellbarer zeichenkopf fuer zeichenmaschinen |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5349534A (en) * | 1976-09-17 | 1978-05-06 | Mutoh Ind Ltd | Degital expressing device for rule angle in drafting machine |
DE2712150A1 (de) * | 1977-03-19 | 1978-09-28 | Ertel Werk Feinmechanik | Zeichenmaschine mit digitalanzeige |
DE2717399A1 (de) * | 1977-04-20 | 1978-10-26 | Friedrich Bubeck | Zeicheneinrichtung fuer zeichenbretter |
-
1979
- 1979-04-06 DE DE2953577A patent/DE2953577C2/de not_active Expired
- 1979-04-06 DE DE2913961A patent/DE2913961C2/de not_active Expired
- 1979-04-09 US US06/028,353 patent/US4221056A/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE950052C (de) * | 1952-07-30 | 1956-10-04 | Gottlieb Peiseler Dr Ing | Zeichenmaschine mit Parallelfuehrungs- und Gewichtausgleichgestaenge |
DE2546690A1 (de) * | 1975-10-17 | 1977-04-21 | Kuhlmann Kg Franz | Stellbarer zeichenkopf fuer zeichenmaschinen |
Also Published As
Publication number | Publication date |
---|---|
US4221056A (en) | 1980-09-09 |
DE2913961A1 (de) | 1979-10-18 |
DE2913961C2 (de) | 1982-07-08 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OI | Miscellaneous see part 1 | ||
OI | Miscellaneous see part 1 | ||
8110 | Request for examination paragraph 44 | ||
AC | Divided out of |
Ref country code: DE Ref document number: 2913961 Format of ref document f/p: P |
|
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |