IT1183566B - Meccanismo di posizionamento della lente e dell'otturatore per una copiatrice ad ingrandimento variabile - Google Patents
Meccanismo di posizionamento della lente e dell'otturatore per una copiatrice ad ingrandimento variabileInfo
- Publication number
- IT1183566B IT1183566B IT20608/85A IT2060885A IT1183566B IT 1183566 B IT1183566 B IT 1183566B IT 20608/85 A IT20608/85 A IT 20608/85A IT 2060885 A IT2060885 A IT 2060885A IT 1183566 B IT1183566 B IT 1183566B
- Authority
- IT
- Italy
- Prior art keywords
- copier
- lens
- positioning mechanism
- shutter positioning
- variable magnifying
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
- G03G15/041—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with variable magnification
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/628,233 US4629308A (en) | 1984-07-06 | 1984-07-06 | Lens and shutter positioning mechanism for variable-magnification copier |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8520608A0 IT8520608A0 (it) | 1985-05-07 |
IT1183566B true IT1183566B (it) | 1987-10-22 |
Family
ID=24518040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20608/85A IT1183566B (it) | 1984-07-06 | 1985-05-07 | Meccanismo di posizionamento della lente e dell'otturatore per una copiatrice ad ingrandimento variabile |
Country Status (8)
Country | Link |
---|---|
US (1) | US4629308A (it) |
JP (1) | JP2618224B2 (it) |
CA (1) | CA1228637A (it) |
CH (1) | CH665722A5 (it) |
DE (1) | DE3517964A1 (it) |
FR (1) | FR2567278B1 (it) |
GB (1) | GB2161287B (it) |
IT (1) | IT1183566B (it) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4866477A (en) * | 1988-06-10 | 1989-09-12 | Eastman Kodak Company | Automatic lens selection for desired optical reduction ratio in a microfilm camera |
US4884099A (en) * | 1988-06-10 | 1989-11-28 | Eastman Kodak Company | Automatic adjustment of focal length to obtain desired optical reduction ratio in a microfilm camera |
JP2755604B2 (ja) * | 1988-08-05 | 1998-05-20 | 株式会社東芝 | 露光制御装置 |
US5084729A (en) * | 1989-02-20 | 1992-01-28 | Fuji Photo Film Co., Ltd. | Slit scanning exposure apparatus |
US7170214B2 (en) * | 2003-09-08 | 2007-01-30 | New Scale Technologies, Inc. | Mechanism comprised of ultrasonic lead screw motor |
US7309943B2 (en) * | 2003-09-08 | 2007-12-18 | New Scale Technologies, Inc. | Mechanism comprised of ultrasonic lead screw motor |
US6940209B2 (en) | 2003-09-08 | 2005-09-06 | New Scale Technologies | Ultrasonic lead screw motor |
US6938905B1 (en) | 2004-11-05 | 2005-09-06 | Haiming Tsai | Hand truck |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4918539U (it) * | 1972-05-19 | 1974-02-16 | ||
US4279497A (en) * | 1976-05-18 | 1981-07-21 | Ricoh Company, Ltd. | Electrostatic copying machine |
JPS5841497B2 (ja) * | 1976-05-31 | 1983-09-12 | ミノルタ株式会社 | スリット露光型複写機における露光量調整装置 |
IT1085310B (it) * | 1977-02-02 | 1985-05-28 | Grafosol Spa | Dispositivo di illuminazione e regolazione della quantita' di luce,per macchine per la preparazione di matrici da stampa per via elettrostatica |
JPS5474429A (en) * | 1977-11-25 | 1979-06-14 | Hiroshi Mito | Focus detecting optical device |
JPS5836889B2 (ja) * | 1978-04-15 | 1983-08-12 | ミノルタ株式会社 | 走査露光型変倍複写機 |
JPS554454U (it) * | 1978-06-23 | 1980-01-12 | ||
JPS5719791A (en) * | 1980-07-11 | 1982-02-02 | Tokyo Shibaura Electric Co | L.e.d. driving circuit |
US4474460A (en) * | 1981-07-16 | 1984-10-02 | Fuji Xerox Company Limited | Microfilm copying machine |
JPS5841497A (ja) * | 1981-09-02 | 1983-03-10 | Toshiba Corp | メモリ制御方式 |
JPS5850561A (ja) * | 1981-09-22 | 1983-03-25 | Canon Inc | 変倍機能を有する電子写真の潜像形成法 |
JPS58154867A (ja) * | 1982-03-10 | 1983-09-14 | Ricoh Co Ltd | 熱定着装置 |
-
1984
- 1984-07-06 US US06/628,233 patent/US4629308A/en not_active Expired - Fee Related
-
1985
- 1985-04-24 CA CA000479921A patent/CA1228637A/en not_active Expired
- 1985-05-03 GB GB08511359A patent/GB2161287B/en not_active Expired
- 1985-05-03 FR FR858506786A patent/FR2567278B1/fr not_active Expired - Fee Related
- 1985-05-07 IT IT20608/85A patent/IT1183566B/it active
- 1985-05-07 CH CH1939/85A patent/CH665722A5/fr not_active IP Right Cessation
- 1985-05-18 DE DE19853517964 patent/DE3517964A1/de not_active Withdrawn
- 1985-06-04 JP JP60119883A patent/JP2618224B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4629308A (en) | 1986-12-16 |
CA1228637A (en) | 1987-10-27 |
GB2161287A (en) | 1986-01-08 |
JP2618224B2 (ja) | 1997-06-11 |
CH665722A5 (fr) | 1988-05-31 |
FR2567278A1 (fr) | 1986-01-10 |
IT8520608A0 (it) | 1985-05-07 |
GB2161287B (en) | 1988-07-13 |
JPS6126034A (ja) | 1986-02-05 |
FR2567278B1 (fr) | 1990-01-19 |
GB8511359D0 (en) | 1985-06-12 |
DE3517964A1 (de) | 1986-01-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960530 |