Light Occludent Patents (Class 242/348.4)
  • Patent number: 11192747
    Abstract: A flexible conduit dispenser case is disclosed. An outer body defines an inner chamber where flexible conduit can be coiled. The flexible conduit is coiled around a rotating hub, which makes the flexible conduit easier to dispense. The flexible conduit dispenser case can be locked to help to retain the flexible conduit. The flexible conduit emerges from an exit port on the handle of the flexible conduit dispenser case for ease of access and control. Also disclosed is a planar base which holds the flexible conduit dispenser case in position for increased ease of dispensing the flexible conduit and engagement members on the rotating hub increase the retention of the flexible conduit.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: December 7, 2021
    Inventor: Michael R. Murphy, Jr.
  • Patent number: 10875732
    Abstract: An adhesive tape dispensing device with a tape alignment mechanism, comprising a body formed from a rigid material or materials, configured to hold and dispense adhesive tape, and a tape alignment mechanism comprising at least one spring that presses laterally against the edge of the tape, the side of the tape form, or against a hub onto which the tape is mounted, wherein one edge of the portion of tape being dispensed is kept in a fixed alignment relative to the dispensing device while it is being dispensed.
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: December 29, 2020
    Assignee: BLUTAPER, LLC
    Inventors: Michael F. Renkert, Kevin G. Shumway
  • Patent number: 10781036
    Abstract: A glass roll includes a glass film formed by a downdraw method. The glass film is wound into a roll using a winding roller in a state in which front and back glass surfaces of the glass film formed in the forming operation are exposed, and during the winding operation, the glass film is superposed on a separable protective sheet. The protective sheet extends beyond both sides in a width direction of the glass film. The protective sheet can further be wound on an outer peripheral surface of the glass film by winding only the protective sheet from a trailing end of the glass film in a winding direction of the glass film.
    Type: Grant
    Filed: July 10, 2014
    Date of Patent: September 22, 2020
    Assignee: NIPPON ELECTRIC GLASS CO., LTD.
    Inventors: Masahiro Tomamoto, Michiharu Eta, Hidetaka Oda, Tatsuya Takaya, Yasuo Yamazaki, Hiroshi Takimoto, Shinichi Ishibashi, Keiji Takagi, Daisuke Nagata, Takahide Nakamura, Toru Sakurabayashi, Katsutoshi Fujiwara, Mitsuharu Noda, Yasuhiko Ogiso, Takahide Fujii
  • Patent number: 10773527
    Abstract: A printer includes a main body having a first opening through which a roll of paper can be inserted for installation within the main body and a second opening through which a roll of paper can be inserted for installation within the main body, a first cover configured to open and close the first opening, a second cover configured to open and close the second opening, a printing head attached to the first cover and configured to print an image on paper supplied from the roll of paper, and a roller attached to the second cover and configured to convey the paper from the roll of paper installed within the main body to the printing head. The paper is conveyed by the roller and printing is performed by the printing head when both the first and second covers are closed.
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: September 15, 2020
    Assignee: TOSHIBA TEC KABUSHIKI KAISHA
    Inventor: Osamu Watanabe
  • Patent number: 10631457
    Abstract: The invention relates to a cutting head (1) for a vegetation cutting machine, such as a border trimmer or a brush cutter, to accommodate a coil (2) having a plurality of temporarily bonded turns (21) of at least one cutting filament (20) and exhibiting a central void (22). The cutting head including: a body (10) defining an inner recess (11) for the coil (2) and provided with a peripheral opening (12) for the emergence of a cutting filament separated from the coil, and capable of being driven in rotation by a motor, a central mandrel (13) adapted to support the at least one coil, the mandrel comprising at least one arrangement adapted to cooperate with the coil so as to provide for rotational engagement between the mandrel (13) and the coil (2). The mandrel (13) being able to selectively rotate relative to the body (10).
    Type: Grant
    Filed: August 5, 2013
    Date of Patent: April 28, 2020
    Assignee: SPEED FRANCE SAS
    Inventor: Emmanuel Legrand
  • Patent number: 7894763
    Abstract: An image forming apparatus includes at least one paper supply portion including a roll paper accommodating portion adapted to accommodate a paper roll constituted by winding long paper around a shaft, a roll paper holding portion on which the paper roll is temporarily put, a paper feeding portion adapted to deliver paper from the paper roll accommodated on the roll paper accommodating portion, a horizontal rotating-shaft adapted to support the paper supply portion in a body of the image forming apparatus, the paper supply portion drawn outwardly from the body of the image forming apparatus by being rotated when change of the paper roll is performed, wherein the change of the paper roll can be performed by rotating the paper supply portion to thereby draw out the paper supply portion.
    Type: Grant
    Filed: April 6, 2006
    Date of Patent: February 22, 2011
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Keiji Itoh, Masanori Nagashima, Yoshihiro Saitoh, Hiroaki Mogi, Toshiyuki Kitamura, Toshikatsu Takahashi, Takeshi Tsuge
  • Patent number: 7374803
    Abstract: A band-like matter fastening seal for fixing a wound end of a band-like matter that is wound in a roll form to the body of said band-like matter, includes: a first attaching part adhered to said end of the band-like matter; a second attaching part having an attaching side adhered to the body of the matter in order to fasten the end to the body of the matter; and a handle part extended from the second attaching part, the attaching side being exposed when the attaching side is lifted from a masking side covering the attaching side, wherein the handle part rises up along the tangent line of the roll when a portion of the band-like matter fastening seal in the vicinity of the handle part is curved.
    Type: Grant
    Filed: May 14, 2002
    Date of Patent: May 20, 2008
    Assignee: FUJIFILM Corporation
    Inventors: Masaharu Tabuchi, Takashi Komine, Yukio Seto, Hironori Sasaki, Akihiro Sanda, Nobuo Sugiyama, Yasuko Sano, Naoki Yoshikawa, Mototada Yasui
  • Patent number: 6892974
    Abstract: A recording tape cartridge disclosed with an increased strength leads to a compact drive device. A rectangular case of the recording tape cartridge accommodates a single reel on which a recording tape is wound. An opening for pulling out a leader member attached to an end of the recording tape is formed in a corner disposed closest to the drive device among corners of the case at the time of insertion into the drive device. The recording tape cartridge includes a shield slidable to open and close the opening, a guide wall for guiding the shield, and a friction-reducing device protruding from the shield. The guide wall is provided along an inner surface of the case. The friction-reducing device abuts the guide surface of the guide wall in order to reduce friction between the shield and the guide surface.
    Type: Grant
    Filed: January 29, 2003
    Date of Patent: May 17, 2005
    Assignee: Fuji Photo Film Co., Ltd.
    Inventor: Kazuo Hiraguchi
  • Patent number: 6871811
    Abstract: A film container incorporating a light-blocking pile fabric composite disposed in bounding relation to a slit opening in the container. The pile fabric composite includes a heat curable resilient polymeric stiffening primer disposed across the underside of a pile fabric and a layer of substantially solvent free, heat activatable adhesive disposed below the primer and bonded to a bare or coated surface of black pigmented polyvinyl acetate of the container.
    Type: Grant
    Filed: July 26, 2002
    Date of Patent: March 29, 2005
    Assignee: Milliken & Company
    Inventors: Matthew G Weir, Robert D Miller
  • Publication number: 20040016839
    Abstract: A film container incorporating a light-blocking pile fabric composite disposed in bounding relation to a slit opening in the container. The pile fabric composite includes a heat curable resilient polymeric stiffening primer disposed across the underside of a pile fabric and a layer of substantially solvent free, heat activatable adhesive disposed below the primer and bonded to a bare or coated surface of the container.
    Type: Application
    Filed: July 26, 2002
    Publication date: January 29, 2004
    Inventors: Matthew G. Weir, Robert D. Miller
  • Publication number: 20040011910
    Abstract: A method and an apparatus for manufacturing a film cartridge operable at high speed.
    Type: Application
    Filed: March 13, 2003
    Publication date: January 22, 2004
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Masahiro Ishii, Akihiko Hase, Chiaki Suzuki
  • Patent number: 6663041
    Abstract: A device for storing, transporting and feeding a roll-forming web of printing material for a machine for processing the material. The device has a housing that surrounds and includes a receptacle for the roll. The housing is manipulatable in a manner analogous to a pallet, and is disposed for receiving and surrounding the roll, from which the web of printing material is unwindable.
    Type: Grant
    Filed: March 26, 2001
    Date of Patent: December 16, 2003
    Assignee: Heidelberger Druckmaschinen AG
    Inventors: Rainer Buschulte, Erich Zahn
  • Patent number: 6659381
    Abstract: A light-shielding cloth to be fitted to a photographic film cartridge at its slit through which a film is draw out, which does not produce defects in photographic images, particularly defects in enlarged photographic images, is prepared by subjecting a cloth to raising treatment and has fiber wastes remaining on its surface cloth in a of 30 pieces per 1 cm2 or less.
    Type: Grant
    Filed: December 4, 2000
    Date of Patent: December 9, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Satoru Tsurumaki, Akio Imai
  • Patent number: 6652166
    Abstract: A photographic film cartridge includes a light-shielding cloth. The light-shielding cloth is subjected to napping with a coarse napping machine and then napping with a fine napping machine. The napping machines have napper rollers including a pile roller and a counter roller. The rotational speed of the pile roller of the fine napping machine is higher than that of the pile roller of the coarse napping machine, and the rotational speed of the counter roller of the coarse napping machine is higher than that of the counter roller of the fine napping machine. The napping is carried out so that the cloth thickness obtained by the fine napping machine is less than the cloth thickness obtained by the coarse napping machine. A further napping is carried out using the fine napping machine so that the cloth thickness is greater than that obtained by the coarse napping machine.
    Type: Grant
    Filed: December 26, 2002
    Date of Patent: November 25, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Hidetoshi Kawasaki, Kazunori Mizuno
  • Patent number: 6641072
    Abstract: A roil of a recording paper is rotatably contained in a paper magazine. The magazine is provided with a mouth through which the recording paper is drawn out and fed to a printer. A leading edge of the recording paper is adapted to come into contact with an outer periphery of the roll by a contacting device. The remainder of the roll is indicated by an indicating device. The mouth of the magazine is opened and closed with a shutter unit. The inside of the magazine tightly closed with the shutter unit is kept at constant humidity by a humidity conditioning paper. On the other hand, the roll is caught between a pair of flanges. One of the flanges is biased by plate springs toward the other of the flanges so that the roll is held in the magazine without looseness.
    Type: Grant
    Filed: January 18, 2002
    Date of Patent: November 4, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Ryo Imai, Kenji Yamakawa, Norihisa Sutoh
  • Publication number: 20030192973
    Abstract: There is provided a light-shielding cloth that includes a base fabric and an adhesive provided as a coating on the reverse side of the base fabric, the adhesive containing carbon black. There is also provided a light-shielding container for a light-sensitive material, the container having a slit-shaped opening through which the light-sensitive material is inserted into and taken out of the container, and the light-shielding cloth being bonded to the opening. There is also provided a recording material container that uses an adhesive containing a hydrogenated tackifying resin as a tackifying resin component. There is also provided a cloth that includes a base fabric and an adhesive provided as a coating on the reverse side of the base fabric, the adhesive containing a hydrogenated tackifying resin as a tackifying resin component, and a light-shielding container for a light-sensitive material, the container having a slit-shaped opening to which this cloth is bonded.
    Type: Application
    Filed: April 15, 2003
    Publication date: October 16, 2003
    Applicants: FUJI PHOTO FILM CO., LTD., ARON EVER-GRIP LTD., SEIREN Co., LTD.
    Inventors: Satoru Turumaki, Masazumi Tomoda, Toshihiro Kondou, Yuichi Sasaki
  • Patent number: 6520692
    Abstract: In an automatic exposure apparatus for printing plates, a photopolymer plate is taken out of an accommodating cassette in which stacked photopolymer plates are accommodated, and an image is recorded onto the photopolymer plate. A shutter which opens and closes an opening of the accommodating cassette is configured as a thin plate, and thus, the accommodating cassette is thin and light.
    Type: Grant
    Filed: February 13, 2001
    Date of Patent: February 18, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Takashi Koizumi, Yoshinori Kawamura, Yoshihiro Koyanagi, Kazuhisa Okamoto
  • Patent number: 6506547
    Abstract: A roll package comprising a spool, a length of web material wound about the spool, and a length of a protective material wound about the length of web material. The length of a protective material has a moisture vapor transmission rate of less than about 0.1 grams per one hundred square inches for 24 hours when tested at 100 degree F., 100 percent relative humidity. In a particular embodiment, the spool includes a core and a pair of flanges, each flange having an outwardly facing surface and an inwardly facing surface, the inwardly facing surface of each flange including a substantially planar portion adjacent an outer edge of the flange and a recessed portion inboard of the substantially planar portion. Edges of the protective material abut the substantially planar portion when wound about the length of web material such that the edges are held in intimate contact with the substantially planar portion to form a light seal barrier and a moisture vapor barrier seal.
    Type: Grant
    Filed: December 14, 1998
    Date of Patent: January 14, 2003
    Assignee: Eastman Kodak Company
    Inventors: Jeffrey C. Robertson, Thomas F. Falls
  • Patent number: 6502784
    Abstract: A device for detecting remaining quantity of rolled papers has housing having a bottom for supporting a rolled paper. Optical detectors are provided for detecting a peripheral position of the rolled paper supported on the bottom when the peripheral position approaches an inner end of the paper and for generating an output signal. A positioning lever is provided for positioning the detectors at a position dependent on a radius of a core of the rolled paper. A control circuit responds to the output signal for informing that the rolled paper reaches the inner end.
    Type: Grant
    Filed: June 23, 2000
    Date of Patent: January 7, 2003
    Assignee: Japan CBM Corporation
    Inventor: Hitoshi Sato
  • Patent number: 6481904
    Abstract: A light-shielding packaging for a roll of continuous photosensitive web includes a tubular core having on each end a light-shielding flange disc; and a roll of a continuous photosensitive web wound on the core, which has a diameter identical to a diameter of the flange disc. The photosensitive web has at its leading end a light-shielding leader sheet which has a length larger than circumferential length of the flange disc and a width larger than a width of the photosensitive web, whereby each side portion of the leader sheet extends beyond the periphery of the flange disc to reach the outer surface of the flange disc. An adapter of rigid resin is provided which includes a hollow cylinder member having at its one end a flange member and which is attached to the core by inserting the cylinder member into the tubular core.
    Type: Grant
    Filed: March 5, 2001
    Date of Patent: November 19, 2002
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Masafumi Fukugawa, Norihiro Kadota, Masahiro Enomoto
  • Publication number: 20020168598
    Abstract: A band-like matter fastening seal for fixing a wound end of a band-like matter that is wound in a roll form to the body of said band-like matter, includes: a first attaching part adhered to said end of the band-like matter; a second attaching part having an attaching side adhered to the body of the matter in order to fasten the end to the body of the matter; and a handle part extended from the second attaching part, the attaching side being exposed when the attaching side is lifted from a masking side covering the attaching side, wherein the handle part rises up along the tangent line of the roll when a portion of the band-like matter fastening seal in the vicinity of the handle part is curved.
    Type: Application
    Filed: May 14, 2002
    Publication date: November 14, 2002
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Masaharu Tabuchi, Takashi Komine, Yukio Seto, Hironori Sasaki, Akihiro Sanda, Nobuo Sugiyama, Yasuko Sano, Naoki Yoshikawa, Mototada Yasui
  • Patent number: 6447176
    Abstract: Provided is a film package assembly to be used within a camera such that conventional winding and rewinding components are eliminated. Provided is a film package assembly which includes a new light-tight film canister device, a roll of film and a film take-up cartridge. The film package assembly being designed so as to be loadable within a camera in non-darkroom or lighted conditions.
    Type: Grant
    Filed: June 8, 2001
    Date of Patent: September 10, 2002
    Assignee: West Bend Film Company, LLC
    Inventors: Terry D. White, Kevin M. Gerrits
  • Patent number: 6412726
    Abstract: A recording paper roll includes a tubular spool shaft having first and second end faces. Thermosensitive recording paper is wound about the tubular spool shaft in a roll form. A code is formed in the first end face. For use with the recording paper roll, a supply magazine includes two roll holders secured to the spool shaft. First and second support plates are arranged in an axial direction of the roll holder, and support the roll holder in a rotatable manner. Guide cutouts are formed in the first and second support plates, receive first and second ends of the roll holder, and move the roll holder in a predetermined direction according to a decrease in a diameter of the recording material roll in use of the recording material. A code sensor reads the code from the first end face. A sensor shifter constituted by a depression portion moves the code sensor in the predetermined direction with the two roll holders.
    Type: Grant
    Filed: January 3, 2001
    Date of Patent: July 2, 2002
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Katsuya Inana, Fuyuki Inui
  • Publication number: 20020060260
    Abstract: A roll of a recording paper is rotatably contained in a paper magazine. The magazine is provided with a mouth through which the recording paper is drawn out and fed to a printer. A leading edge of the recording paper is adapted to come into contact with an outer periphery of the roll by a contacting device. The remainder of the roll is indicated by an indicating device. The mouth of the magazine is opened and closed with a shutter unit. The inside of the magazine tightly closed with the shutter unit is kept at constant humidity by a humidity conditioning paper. On the other hand, the roll is caught between a pair of flanges. One of the flanges is biased by plate springs toward the other of the flanges so that the roll is held in the magazine without looseness.
    Type: Application
    Filed: January 18, 2002
    Publication date: May 23, 2002
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Ryo Imai, Kenji Yamakawa, Norihisa Sutoh
  • Patent number: 6375008
    Abstract: A light-shielding packaging for a roll of continuous photosensitive web wound on a core having on its each end a light-shielding flange disc has at its leading end a heat-shrinkable light-shielding leader sheet having a thickness of 30 to 200 &mgr;m which shows a heat shrinkage ratio at 50° C. of lower than 1% both in the longitudinal and width directions and a heat shrinkage ratio at 100° C. in the range of 5% to 30% in the longitudinal direction and a heat shrinkage ratio at 100° C. of less than the heat shrinkage ratio in the longitudinal direction by 1% or more in the width direction. The leader sheet has a length larger than the length of the outermost convolution of the roll and a width larger than the distance between the outer face of one flange disc and the outer face of another flange disc, and each side portion of the leader sheet is light-tightly attached by heat shrinkage to the outer face of the flange disc at least at a portion adjacent to the periphery of the flange disc.
    Type: Grant
    Filed: December 26, 2000
    Date of Patent: April 23, 2002
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Bungo Shigeta, Hirofumi Abe, Yasuhiko Kitamura, Yoshio Hara, Masafumi Fukugawa, Akihisa Inoue, Norihiro Kadota, Koichi Nakatogawa
  • Patent number: 6357686
    Abstract: A roll of a recording paper is rotatably contained in a paper magazine. The magazine is provided with a mouth through which the recording paper is drawn out and fed to a printer. A leading edge of the recording paper, is adapted to come into contact with an outer periphery of the roll by a contacting device. The remainder of the roll is indicated by an indicating device. The mouth of the magazine is opened and closed with a shutter unit. The inside of the magazine tightly closed with the shutter unit is kept at constant humidity by a humidity conditioning paper. On the other hand, the roll is caught between a pair of flanges. One of the flanges is biased by plate springs toward the other of the flanges so that the roll is held in the magazine without looseness.
    Type: Grant
    Filed: April 24, 2000
    Date of Patent: March 19, 2002
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Ryo Imai, Kenji Yamakawa, Norihisa Sutoh
  • Patent number: 6340042
    Abstract: An elongate light-shield film is withdrawn for a length corresponding to the width of a photosensitive film by a light-shield film supply mechanism, cut off into a light-shield film by a first cutting mechanism, and fed to an overlapping position by a feeding and positioning mechanism. In the overlapping position, a transverse end of the light-shield film is caused to overlap a longitudinal end of the photosensitive film, and the overlapping ends are cut off by a second cutting mechanism. Abutting ends of the light-shield film and the photosensitive film are then joined to each other by a tape, and the light-shield film and the photosensitive film which are thus joined are around on a spool. Debris produced when the overlapping ends are cut off is automatically discharged.
    Type: Grant
    Filed: August 29, 2000
    Date of Patent: January 22, 2002
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Bungo Shigeta, Akihisa Inoue, Akinori Takase
  • Publication number: 20010050320
    Abstract: A recording paper roll includes a tubular spool shaft having first and second end faces. Thermosensitive recording paper is wound about the tubular spool shaft in a roll form. A code is formed in the first end face. For use with the recording paper roll, a supply magazine includes two roll holders secured to the spool shaft. First and second support plates are arranged in an axial direction of the roll holder, and support the roll holder in a rotatable manner. Guide cutouts are formed in the first and second support plates, receive first and second ends of the roll holder, and move the roll holder in a predetermined direction according to a decrease in a diameter of the recording material roll in use of the recording material. A code sensor reads the code from the first end face. A sensor shifter constituted by a depression portion moves the code sensor in the predetermined direction with the two roll holders.
    Type: Application
    Filed: January 3, 2001
    Publication date: December 13, 2001
    Inventors: Katsuya Inana, Fuyuki Inui
  • Patent number: 6299089
    Abstract: A light tight cartridge for a roll of web material (32) comprises a can (40), which contains the roll of web material (32). A first protrusion (52) on the can (40) rotatably supports the roll of web material (32). A cover (42) fits over the can (40) in a light tight fashion. A second protrusion (52) rotatably supports the roll of web material (32). In one embodiment, light blocking material is provided at a slot (44) in the can (40) and at a cover extension (48) to prevent light leaks into the cartridge (30). In another embodiment of the invention, the cover (42) is ultrasonically welded to the can (40).
    Type: Grant
    Filed: March 31, 2000
    Date of Patent: October 9, 2001
    Assignee: Eastman Kodak Company
    Inventors: Kenneth D. Corby, Thomas D. Jensen, John A. Kappler
  • Patent number: 6254023
    Abstract: A photo film cassette has a spool core about which photo film is wound in a form of a roll. A cassette shell contains the spool core in a rotatable manner. Two flanges have a disk shape, and are secured to respective ends of the spool core, for regulating lateral edges of the roll of the photo film. A circumferential lip is disposed on each flange, is extended toward the opposite one of the flanges, wraps one of the lateral edges of an outermost turn of the photo film of the roll, and prevents the photo film from being loosened. A rim portion is disposed on an circular edge of the circumferential lip confronted with the opposite one of the flanges, to project with a bend away from the spool core. A contact face is disposed on the rim portion, and contacts the one of the lateral edges of the photo film when the photo film is unwound from the spool core or wound back about the spool core. The contact face has a contact range of 0.15-0.8 mm in contacting the one of the lateral edges of the photo film.
    Type: Grant
    Filed: October 19, 1999
    Date of Patent: July 3, 2001
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Tadashi Mochizuki, Seiichi Watanabe, Keiji Shigesada, Naoyoshi Chino, Masahiro Enomoto, Mototada Yasui, Akira Tomita
  • Patent number: 6216971
    Abstract: A photo film cassette has a spool core about which photo film is wound in a form of a roll. A cassette shell contains the spool core in a rotatable manner. Two flanges have a disk shape, and are secured to respective ends of the spool core, for regulating lateral edges of the roll of the photo film. A circumferential lip is disposed on each flange, is extended toward the opposite one of the flanges, wraps one of the lateral edges of an outermost turn of the photo film of the roll, and prevents the photo film from being loosened. A rim portion is disposed on an circular edge of the circumferential lip confronted with the opposite one of the flanges, to project with a bend away from the spool core. A contact face is disposed on the rim portion, and contacts the one of the lateral edges of the photo film when the photo film is unwound from the spool core or wound back about the spool core. The contact face has a contact range of 0.15-0.8 mm in contacting the one of the lateral edges of the photo film.
    Type: Grant
    Filed: October 19, 1999
    Date of Patent: April 17, 2001
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Tadashi Mochizuki, Seiichi Watanabe, Keiji Shigesada, Naoyoshi Chino, Masahiro Enomoto, Mototada Yasui, Akira Tomita
  • Patent number: 6196484
    Abstract: An improvement of a photographic film roll composed of a spool which has a spool core having a slit therein and a flange at both ends of the spool core and a photographic 120-size film which is placed and fixed on a continuous light-shielding backing paper in which one end of the backing paper is inserted into the slit of the spool and other portion of the backing paper is wound on the spool to form multiple convolutions, resides in that the backing paper has at the center in its longitudinal direction a width less than the distance between the two flanges measured at the position of ½ of height of the flanges and has two wide areas of at least 10 cm long one of which is within 50 cm area measured from its one end and another of which is within 50 cm area measured from its another end, the width of each wide area being larger than the distance between the two flanges measured at the tops of the flanges.
    Type: Grant
    Filed: October 21, 1999
    Date of Patent: March 6, 2001
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Shunichi Hosaka, Masayoshi Nagata, Yukiyoshi Ishii