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6739536 |
Optical detection of alignment and/or absence of tape cartridge leader pin
To detect alignment and/or absence of a tape leader pin in an opening of a tape cartridge, a light source scans the opening. Detection logic analyzes the detected reflection waveform signal for...
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6024313 |
Device for pulling film tip from patrone
A film tip pulling device which can automatically and reliably pull out the tip of film wound in a patrone. A pair of holder arms are provided on both sides of a case to resiliently sandwich a...
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5794872 |
Film feeding apparatus
A film feeding apparatus includes a roller pair for pinching a film stored and wound within a film container or its leader, and a restricting passage for restricting a posture of a non-pinched...
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5735474 |
Method for forwarding and rewinding photosensitive material
A method for moving a photosensitive strip material for treatment either forwardly or reversely in a photoprocessing apparatus in which the photosensitive material is moved either from or to a...
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5557483 |
Tape end detection device
The detection period of detection unit for detecting a prescribed portion which is provided at at least an end of a tape is decreased in response to the detection of the prescribed portion by the...
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5340049 |
Method and apparatus for finding one end of tape wound onto a reel
In an automatic cassette loading machine, a pancake is mounted on a rotatable support hub. A reading member, movable with respect to the axis of the pancake, is moved until it is across from the...
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4817886 |
Film conveying apparatus
A film conveying apparatus has a first conveying device for contacting the peripheral surface of a roll film such as a rolled microfilm and rotating the roll film in a direction to advance the...
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4779818 |
Tape-like element loading device
In a device for loading a tape-like element, such as, a magnetic tape, film or the like, from supply reel to take-up reel, a tape path for the tape-like element is formed from the vicinity of the...
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4726542 |
Reel position-detecting device
A reel position-detecting device for use in a magnetic tape drive unit, designed to determine whether or not a supply reel has been positioned upside down in a retainer. When reel-detecting means...
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4555076 |
Film handling device
A film handling device for pulling out and forwarding a leader from a spool of film after the film has been removed from a film cartridge. The spool of film is held in a film guide having an...
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4432509 |
Apparatus for feeding film
Apparatus for automatically feeding a film to the outside of the reel on which the film has been rolled around. The film has a leader part affixed to the forward end of the film. The width of the...
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4082237 |
Safety picker for magnetic tape leader
In a tape transport system in which the take-up reel of a self-threading magnetic recording tape having a leader attached to its forward end is driven by surface engagement with a rotating capstan,...
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4043054 |
Teaching machine
A teaching machine system for displaying selected frames from a multiple-frame film strip wherein instructional material is contained on a first portion of each frame and code indicia including an...
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4022400 |
Tape threading apparatus
An apparatus for automatically threading a supply reel of magnetic recording tape equipped with a self starting leader into a tape transport mechanism of the type in which take-up and supply reels...
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3991955 |
Automatic film threading device
A film threading device for use with cameras and/or projection devices is adapted to grasp the end of the outer convolution of a roll of film, tape or the like strip and guide it toward the film...
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3904148 |
Control for self-threading tape in a helical path
A wide magnetic tape is self-threaded about a helical path containing a rotating head by pushing a tape along the channelized helical path. Electronic control of the supply motor, take-up motor,...
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3885756 |
Automatic threading apparatus
In an apparatus for automatically threading a tapelike member, for example, the magnetic tape in a video tape recorder, along a predetermined tape path from a supply reel to a take-up reel; the...
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3861622 |
MAGNETIC TAPE DRIVE SYSTEM
A magnetic tape drive system for controlling a tape consisting of a magnetic tape provided at the leading end with a transparent leader tape and at the trailing end with a transparent trailer tape...
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3826447 |
AUTOMATIC TAPE THREADING MECHANISM
Means for detecting an accidental stoppage of a lead tape attached to one end of a reel of recording tape while the lead tape is advanced from the supply reel, through a circular arc shaped guide...
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3825330 |
MOTION PICTURE PROJECTOR DEVICE LOADED WITH A FILM CARTRIDGE
This specification discloses a motion picture projector loaded with a film cartridge supporting a film roll therein. The projector includes a stripper provided to make a resilient contact with said...
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3823895 |
AUTOMATIC TAPE LOADING APPARATUS AND METHOD THEREFOR
Apparatus having an automatic tape loading path extending between a file reel and a machine reel, such as a digital magnetic tape transport, incorporates a physical end of tape (PEOT) sensor, an...
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3797776 |
AUTOMATIC TAPE LOADING TYPE MAGNETIC RECORDING AND REPRODUCING APPARATUS
An automatic tape loading type magnetic recording and reproducing apparatus comprises means for detecting a leader of a predetermined length fed from a supply reel and stopping the feeding of the...
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3795371 |
AUTOMATIC THREADING TAPE DRIVE
An electro-pneumatic automatic tape threading apparatus in combination with a tape handling machine is disclosed. An electro-pneumatic sensing means senses the position of the tip-of-tape relative...
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3788571 |
TAPE CARTRIDGE LOADING AND POSITIONING SYSTEM
A tape deck utilizing a loader for properly positioning a tape cartridge is disclosed. The cartridge includes an internal supply reel which is adapted to rotate freely within the cartridge housing...
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3768752 |
TAPE FEED AND CONTROL FOR CHARACTER RECOGNITION DEVICE
A tape feeding mechanism for unwinding tape from a roll, passing it at high speed past a reading station, and re-winding it on a spool, is disclosed. The device includes an inclined starting belt...
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3764088 |
AUTOMATIC TAPE LOADING TYPE MAGNETIC RECORDING AND REPRODUCING APPARATUS
An automatic tape loading type magnetic recording and reproducing apparatus comprises means for detecting a feeding of a predetermined length of tape leader from a supply reel and then for stopping...
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3758009 |
MAGNETIC RECORDING AND REPRODUCTING APPARATUS
A video tape recorder of the one reel cartridge type using a magnetic tape having a transparent leader tape and a transparent trailer tape connected to the leading and trailing ends thereof...
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3750975 |
CONTROL DEVICE FOR PROJECTOR FILM STRIPPING AND THREADING MECHANISM
A self-threading motion picture projector includes a control device which latches a film stripping and threading mechanism of the projector in its active position wherein it is effective to feed...
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3704836 |
AUTOMATIC CARTRIDGE TAPE THREADING DEVICE
A reel drive roller and a tap draw-out roller are rotatably mounted coaxially on a pivoted support arm and are driven by belt means. When the arm is swung toward the opening in a cartridge, the...
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3684210 |
AUTOMATIC FILM FEED DEVICE FOR SMALL MOVIE PROJECTORS USING A FILM CARTRIDGE
An automatic film feed device comprises a film threader for automatically feeding, from a film cartridge, a film to be projected, a film stripper pawl for stripping the leading end of the film from...
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3670990 |
STRIP-HANDLING APPLIANCE FOR PROCESSING INFORMATION
Strip-handling means are provided for handling a record strip forming a coil on a spool and having a leading end on the outside periphery of said coil. A threading device is movable between an...
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3669383 |
MOVIE PROJECTOR ADAPTED TO USE BOTH A FILM CARTRIDGE AND AN OPEN REEL
A movie projector has a reel support arm mounted in its housing for movement between a retracted, film cartridge attaching position and a projected reel mounting position, and has a film feed...
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3643889 |
AUTOMATIC TAPE-THREADING SYSTEM AND APPARATUS
A threading system and apparatus for automatically threading flexible tape such as magnetic recording tape through a tape device by a travelling carriage physically gripping a free tape end at a...
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3630468 |
FILM HANDLING APPARATUS
A sensing switch, when opened, provides a signal to stop the film threading operation and when closed provides a signal to unlatch a supply reel. A single-pole, single-throw switch is mounted...
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3628749 |
AUTOMATIC FILM THREADING DEVICE
A film-threading device for a cinematographic projector and/or camera comprises a friction or drive wheel adapted to be placed in engagement with the outer convolution of a roll of film or the...
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3613977 |
MEANS FOR SECURING AND RELEASING STRIP END PORTIONS
In a strip transport apparatus which is adapted for use with a cartridge of the type having a strip retaining member comprising a finger and barb that releasably engage one edge of an aperture in...
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3539084 |
SENSING DEVICE
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3420460 |
SELF-THREADING TAPE RECORDER
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3386675 |
Driven web supply detector
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3379387 |
Threading means for a cartridgetype tape recorder
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3314624 |
Control for tape drive of automatic threading recorder/reproducer
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3306545 |
Apparatus for attaching a tape to a reel
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3254856 |
Transducing machine
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3181805 |
Projector for substandard film
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3153516 |
Tape handling mechanism
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