GB1308969A - Copying machines - Google Patents
Copying machinesInfo
- Publication number
- GB1308969A GB1308969A GB2879472A GB2879470A GB1308969A GB 1308969 A GB1308969 A GB 1308969A GB 2879472 A GB2879472 A GB 2879472A GB 2879470 A GB2879470 A GB 2879470A GB 1308969 A GB1308969 A GB 1308969A
- Authority
- GB
- United Kingdom
- Prior art keywords
- lamp
- copying machines
- sunbeam
- copier
- energizing
- 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
-
- 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
- G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
- G03G15/28—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which projection is obtained by line scanning
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Paper Feeding For Electrophotography (AREA)
- Combination Of More Than One Step In Electrophotography (AREA)
- Controlling Sheets Or Webs (AREA)
- Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
- Delivering By Means Of Belts And Rollers (AREA)
- Photographic Processing Devices Using Wet Methods (AREA)
Abstract
1308969 Electro-photographic copiers SUNBEAM BUSINESS EQUIPMENT CO 29 June 1970 [6 Aug 1969] 28794/72 Divided out of 1308968 Heading G2H Energizing of a lamp 44 and a corona discharge device (67), Fig. 6 (not shown), is controlled by a switch 43 which has trip arms 42, 52 located before and after an aperture 45 at which an original (not shown) is illuminated by the lamp 44. Other features of the copier are claimed in Specifications 1308968 and 1308970.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1303085D GB1303085A (en) | 1970-06-15 | 1970-06-15 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US84790569A | 1969-08-06 | 1969-08-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1308969A true GB1308969A (en) | 1973-03-07 |
Family
ID=25301782
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2879472A Expired GB1308969A (en) | 1969-08-06 | 1970-06-15 | Copying machines |
GB3134070A Expired GB1308968A (en) | 1969-08-06 | 1970-06-29 | Copying machines |
GB2879572A Expired GB1308970A (en) | 1969-08-06 | 1970-06-29 | Copying machines |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3134070A Expired GB1308968A (en) | 1969-08-06 | 1970-06-29 | Copying machines |
GB2879572A Expired GB1308970A (en) | 1969-08-06 | 1970-06-29 | Copying machines |
Country Status (5)
Country | Link |
---|---|
US (1) | US3741642A (en) |
JP (1) | JPS4842507B1 (en) |
CA (1) | CA952575A (en) |
DE (1) | DE2033287A1 (en) |
GB (3) | GB1308969A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5520009Y2 (en) * | 1973-08-06 | 1980-05-13 | ||
US3950090A (en) * | 1973-11-26 | 1976-04-13 | Takaji Washio | Electrophotographic copying machine |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2866380A (en) * | 1957-12-11 | 1958-12-30 | Polaroid Corp | Photographic copying apparatus |
US3484164A (en) * | 1963-02-27 | 1969-12-16 | Litton Business Systems Inc | Copying apparatus |
US3333566A (en) * | 1963-05-06 | 1967-08-01 | American Photocopy Equip Co | Developer system for electrostatographic machines |
US3181420A (en) * | 1963-05-23 | 1965-05-04 | American Photocopy Equip Co | Copying machine |
US3345926A (en) * | 1964-11-12 | 1967-10-10 | Formfoto Mfg Company | Electrophotographic copying machine |
US3343450A (en) * | 1964-11-16 | 1967-09-26 | Scm Corp | Automatic document skew adjustment for duplicating machines |
US3432234A (en) * | 1966-02-07 | 1969-03-11 | Bell & Howell Co | Document transport and guide for office copiers |
US3469908A (en) * | 1967-01-27 | 1969-09-30 | Victor Tool & Mfg Inc | Reproducing apparatus |
US3512884A (en) * | 1967-09-16 | 1970-05-19 | Karl M Murgas | Original document transport system for a photocopy machine |
US3575503A (en) * | 1968-04-30 | 1971-04-20 | Copystatics Mfg Corp | Copying machine |
-
1969
- 1969-08-06 US US00847905A patent/US3741642A/en not_active Expired - Lifetime
-
1970
- 1970-06-15 GB GB2879472A patent/GB1308969A/en not_active Expired
- 1970-06-24 CA CA086,452A patent/CA952575A/en not_active Expired
- 1970-06-29 GB GB3134070A patent/GB1308968A/en not_active Expired
- 1970-06-29 GB GB2879572A patent/GB1308970A/en not_active Expired
- 1970-07-04 DE DE19702033287 patent/DE2033287A1/en active Pending
- 1970-08-04 JP JP45067851A patent/JPS4842507B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2033287A1 (en) | 1971-11-04 |
GB1308970A (en) | 1973-03-07 |
GB1308968A (en) | 1973-03-07 |
CA952575A (en) | 1974-08-06 |
JPS4842507B1 (en) | 1973-12-13 |
US3741642A (en) | 1973-06-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PLNP | Patent lapsed through nonpayment of renewal fees |