With Removable Aperture Plate Patents (Class 352/226)
  • Patent number: 5184158
    Abstract: Gate for motion picture cameras, through which a motion picture film is moved by means of a film transport mechanism. A device (30, 31, 32, 33) serves to receive a frame-type film format mask (4) whose frame window (40) is smaller than frame window (20).
    Type: Grant
    Filed: April 26, 1991
    Date of Patent: February 2, 1993
    Assignee: Arnold & Richter Cine Technik GmbH & Co. Betriebs KG
    Inventor: Claus Grosser
  • Patent number: 4761675
    Abstract: A negative carrier assembly used with a photographic printer. It provides for quick change of the film feed direction according to the film size and other factors. When changing the negative film feed direction, the mask support plate is removed from the negative mask base, turned by 90 degrees, and re-mounted on the negative mask base. This changes the direction of a film guide groove formed in the negative mask supported on the negative mask base. The negative film is pressed by the negative presser frame mounted on the negative presser arm pivoted together with the holder arm.
    Type: Grant
    Filed: August 31, 1987
    Date of Patent: August 2, 1988
    Assignee: Noritsu Kenkyu Center Co., Ltd.
    Inventor: Takashi Sawasaki
  • Patent number: 4353645
    Abstract: A negative film carrier for printing pictures including a carrier stand having an abutting and moving drive mechanism which is adapted to be rocked by a solenoid, a plurality of stationary frames of different image window sides which are interchangeably mounted on the carrier stand, and a plurality of abutting movable frames provided in correspondence with the stationary frames. The image window of each of the abutting movable frames has two parallel sides parallel to the direction of advancement of a negative film and a second pair of sides having a decreasing width in a direction perpendicular to the direction of advancement of a negative film. The second two sides may be formed arcuately or each may be two sides of an overall hexagonal window frame.
    Type: Grant
    Filed: November 25, 1980
    Date of Patent: October 12, 1982
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Mikio Kogane, Seiichi Yamazaki
  • Patent number: 4161365
    Abstract: The neghold assembly of the present invention is used in photographic printers which do not have an automatic film advance system. The neghold assembly includes a transport base, a top insert holder, first and second aperture insert plates which are held in the transport base and the top insert holder, and a handle which is connected to the top insert holder. The first and second aperture insert plates are a set which have mating apertures which correspond to the desired film size. When a different size film is to be used, another set of first and second aperture insert plates having the appropriate size apertures are inserted.
    Type: Grant
    Filed: January 9, 1978
    Date of Patent: July 17, 1979
    Assignee: Pako Corporation
    Inventors: Richard D. Anderson, John A. Wedel