Apparatus and method for producing photographic roll film
AssigneeFuji Photo Film Co., Ltd.
InventorsMasaharu Tabuchi, Yukio Seto, Taro Yamamoto
Life of this patent
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Abstract
Disclosed are a method and an apparatus comprising a film-cutting means for cutting a lengthy photographic film fed from a film roll into those having a length suitable for a film size included in film information, a conveyer apparatus for changing transport operation for a photographic film strip depending on the film size, a timing-changing means for changing transport timing for the photographic film strip to be fed to a winding section depending on the film size, and a timing-changing means for changing transport timing for a shield paper strip to be fed to the winding section depending on the film size.
Claims46
An apparatus for producing photographic roll films, comprising a film supply section for supplying a photographic film strip, a shield paper supply section for supplying a shield paper strip, a winding section for winding said photographic film strip and said shield paper strip around a spool, and a transport system for transporting said photographic film strip to said winding section, wherein:
- said film supply section includes a film-cutting means for cutting a lengthy photographic film fed from a film roll into those having a length suitable for a film size included in film information to give said photographic film strip;
- said apparatus further comprises a transport operation-changing means for changing transport operation for said photographic film strip depending on said film size, between said film supply section and said transport system for said photographic film strip;
- and
- said apparatus further comprises a timing-changing means for changing transport timing depending on said film size, for said transport system for said photographic film strip and a transport system for said shield paper strip.
An apparatus for producing photographic roll films, comprising a film supply section for supplying a photographic film strip, a shield paper supply section for supplying a shield paper strip, a winding section for winding said photographic film strip and said shield paper strip around a spool, and a transport system for transporting said photographic film strip to said winding section, wherein:
- said film supply section includes a feed control apparatus for a lengthy photographic film as an original sheet for said photographic film strip, and said feed control apparatus includes:
- a rotation control means for calculating a winding diameter of a film roll on the basis of a number of revolution of a driving motor obtained when said lengthy photographic film is fed in a predetermined length corresponding to a preset film size from said film roll with said lengthy photographic film wound therearound, and calculating a number of revolution to be used to feed said lengthy photographic film in said predetermined length within a predetermined period of time on the basis of said winding diameter so that said number of revolution is used as a corrected number of revolution;
- and
- a motor control means for making feedback control so that said number of revolution of said driving motor is changed to said corrected number of revolution within a predetermined period of time, while comparing said corrected number of revolution supplied from said rotation control means with a current number of revolution of said driving motor.
An apparatus for producing photographic roll films, comprising a film supply section for supplying a photographic film strip, a shield paper supply section for supplying a shield paper strip, a winding section for winding said photographic film strip and said shield paper strip around a spool, and a transport system for transporting said photographic film strip to said winding section, wherein:
- said apparatus further comprises a printing apparatus for printing various information on said photographic film strip;
- and
- a start signal-generating means for generating a start signal corresponding to a film size, and for outputting said start signal to said printing apparatus, said start signal-generating means including a register, a signal generating section, and a selector section,
- wherein said register stores film size classification information and associated attributes of a selection signal, said signal generating section changes the attributes of a selection signal on the basis of film size, and said selector section selects an origin signal corresponding to the attributes of the selection signal and outputs a start signal, and
- further wherein said printing apparatus starts printing on the basis of said start signal, and it performs printing on said photographic film strip in accordance with inputted printing data.
An apparatus for producing photographic roll films, comprising a film supply section for supplying a photographic film strip, a shield paper supply section for supplying a shield paper strip, a winding section for winding said photographic film strip and said shield paper strip around a spool, and a transport system for transporting said photographic film strip to said winding section, wherein:
- said apparatus further comprises a printing apparatus for printing various information on said photographic film strip;
- and
- said printing apparatus starts printing on the basis of input of a start signal corresponding to a film size fed from a start signal-generating means, and it performs printing on said photographic film strip in accordance with inputted printing data, and further wherein said start signal-generating means includes:
- an origin signal-generating means for generating a plurality of origin signals corresponding to said film sizes;
- and
- a selector section for selecting an origin signal corresponding to a current film size, of said plurality of origin signals supplied form said origin signal-generating means so that said selected origin signal is outputted as a start signal.
An apparatus for producing photographic roll films, comprising a film supply section for supplying a photographic film strip, a shield paper supply section for supplying a shield paper strip, a winding section for winding said photographic film strip and said shield paper strip around a spool, and a transport system for transporting said photographic film strip to said winding section, wherein:
- said apparatus further comprises a transport apparatus for sticking a tape member to said photographic film strip;
- said transport apparatus includes a plurality of transport roller pairs corresponding to types of film sizes, installed at a transport passage disposed at a downstream stage of a tape-sticking section for sticking said tape;
- and
- said apparatus further comprises a control means for making control to successively select a plurality of present transport roller pairs of said plurality of transport roller pairs corresponding to said film size so that any one of said transport roller pair of said plurality of successively selected transport rollers pairs is used to transport said photographic film strip.
A method for producing photographic roll films by winding a photographic film strip fed from a film supply section and a shield paper strip fed from a shield paper supply section around a spool while superimposing said photographic film strip and said shield paper strip to produce said photographic roll film;
- said method comprising:
- a cutting process for cutting a lengthy photographic film fed from a film roll into those having a length suitable for a film size included in film information;
- a transport operation-changing process for changing transport operation for said photographic film strip after said cutting depending on said film size;
- and
- a transport timing-changing process for changing transport timing for said photographic film strip and transport timing for said shield paper strip depending on said film size.
A method for producing photographic roll films by winding a photographic film strip fed from a film supply section and a shield paper strip fed from a shield paper supply section around a spool while superimposing said photographic film strip and said shield paper strip to produce said photographic roll film;
- said method comprising:
- feeding said photographic film strip from said film supply section, wherein:
- a winding diameter of a film roll is calculated on the basis of a number of revolution of a driving motor when a lengthy photographic film is fed in a predetermined length corresponding to a preset film size from said film roll wound with said lengthy photographic film as an original sheet of said photographic film strip;
- a number of revolution is calculated on the basis of said winding diameter to obtain a corrected number of revolution with which said lengthy photographic film is to be fed in said predetermined length within a predetermined period of time;
- and
- feedback control is made so that said number of revolution of said driving motor becomes said corrected number of revolution within a predetermined period of time while comparing said corrected number of revolution with a current number of revolution of said driving motor.
A method for producing photographic roll films by winding a photographic film strip fed from a film supply section and a shield paper strip fed from a shield paper supply section around a spool while superimposing said photographic film strip and said shield paper strip to produce said photographic roll film, said method comprising:
- generating a start signal corresponding to a film size by retrieving film size classification information and associated attributes of a selection signal, changing the attributes of said selection signal on the basis of film size, and selecting an origin signal corresponding to the attributes of the selection signal;
- and
- a photographic film printing process for printing various information on said photographic film strip, wherein:
- said photographic film printing process is executed such that printing is started on the basis of input of said start signal, and printing is performed on said photographic film strip in accordance with inputted printing data.
A method for producing said photographic roll films by winding a photographic film strip fed from a film supply section and a shield paper strip fed from a shield paper supply section around a spool while superimposing said photographic film strip and said shield paper strip to produce said photographic roll film, said method comprising:
- a photographic film printing process for printing various information on said photographic film strip, wherein:
- said photographic film printing process is executed such that printing is started on the basis of input of a start signal corresponding to a film size, and printing is performed on said photographic film strip in accordance with inputted printing data, and
- further wherein said start signal is generated by selecting an origin signal corresponding to a current film size, of a plurality of origin signals generated in conformity with said film size.
A method for producing photographic roll films by winding a photographic film strip fed from a film supply section and a shield paper strip fed from a shield paper supply section around a spool while superimposing said photographic film strip and said shield paper strip to produce said photographic roll film, wherein:
- said method comprises a tape-sticking transport process for sticking a tape member to said photographic film strip;
- said tape-sticking transport process includes using a plurality of transport roller pairs corresponding to types of film sizes, installed at a transport passage disposed at a downstream stage of a tape-sticking section for sticking said tape;
- and
- control is made to successively select a plurality of preset transport roller pairs of said plurality of transport roller pairs corresponding to said film size so that any one of said transport roller pair of said plurality of successively selected transport roller pairs is used to transport said photographic film strip.
Dependencies are inferred from the claim text.