Patent · US4256249A · A · US
Photographing film conveying device
- (11) Publication number
- US4256249A
- (21) Application number
- US-108679-A
- (22) Filing date
- 1979-01-05
- (30) Priority date
- 1978-01-10
- (43) Publication date
- 1981-03-17
- (45) Date of grant
- 1981-03-17
- (52) CPC
- G03B Apparatus or arrangements for taking photographs or for projecting or viewing them; apparatus or arrangements employing analogous techniques using waves other than optical waves; accessories therefor: 42/045
- (73) Assignee
- FUJI PHOTO FILM CO LTD
- (54) Title
- Photographing film conveying device
- (57) Abstract
Each of a pair of belts for conveying a photographing film therebetween comprises an insulating layer and at least one electrically conductive layer whose surface resistivity is less than 10 9 ohms.
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Claims (2)
- A photographing film conveying device of the type wherein a photographic film is held between a pair of conveyor belts of insulating material, characterized in that each of said belts is provided with at least one electrical conductive layer whose surface resistivity is less than 10 9 ohms.
- A photographing film conveying device for an X ray photographing apparatus as defined in claim 1, characterized in that each of said belts has a fluorescent latensification layer.
Citations (9)
- FR1300188A
- US1105036A
- US2318441A
- US2576882A
- US2899201A
- US3033433A
- US3515328A
- US3625508A
- US3690646A
Record as JSON
{
"publication_number": "US4256249A",
"country": "US",
"kind": "A",
"title": "Photographing film conveying device",
"abstract": "Each of a pair of belts for conveying a photographing film therebetween comprises an insulating layer and at least one electrically conductive layer whose surface resistivity is less than 10 9 ohms.",
"claims": [
"1. A photographing film conveying device of the type wherein a photographic film is held between a pair of conveyor belts of insulating material, characterized in that each of said belts is provided with at least one electrical conductive layer whose surface resistivity is less than 10 9 ohms.",
"2. A photographing film conveying device for an X ray photographing apparatus as defined in claim 1, characterized in that each of said belts has a fluorescent latensification layer."
],
"cpc": [
"G03B 42/045"
],
"assignees": [
"FUJI PHOTO FILM CO LTD"
],
"filing_date": "1979-01-05",
"publication_date": "1981-03-17",
"grant_date": "1981-03-17",
"priority_date": "1978-01-10",
"application_number": "US-108679-A",
"family_id": "11499238",
"citations": [
"FR1300188A",
"US1105036A",
"US2318441A",
"US2576882A",
"US2899201A",
"US3033433A",
"US3515328A",
"US3625508A",
"US3690646A"
]
}
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