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US4597097A Expired / Lapsed US ⏱️ 0.0 years remaining

X-ray apparatus

Assignee: Canon Inc
•
Filing: 1984-05-21
•
Granted: 1986-06-24
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Expires: 2004-05-21
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Abstract

Abstract In the disclosed device a film loader loads film sheets of different length to be exposed by X-rays. A transport arrangement transports the sheets to positions at which they are to be exposed. A holder keeps the upper edge of the film sheets at the same height in the exposure position regardless of the sheet length.

Inventors

  • 👤 Kenichi Suzuki

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 21:33
CPC Classifications
G; G03; G03B; G03B42/00; G03B42/02; G03B42/04; G03B42/045; G01; G01N; G01N23/00; G01N23/02; G01N23/04; A; A61; A61B; A61B6/00; A61B6/54; A61B6/548

Claims Analysis

Total Claims: 35
Claim 1
Independent Claim 106 words
An X-ray apparatus comprising: converting means for exposing a sheet film disposed perpendicular to the horizontal direction; film loading means for loading sheet films of different length; transporting means for transporting a sheet film from the film loading means to the converting means along a descending direction; and holding means for keeping the upper edge of the sheet film substantially at the same height in the converting means regardless of the length of the sheet film; said holding means including clamping means connected to the transporting means for holding the sheet film and control means for controlling the drive and the stop of the transporting means.
Claim 2
Dependent Claim 106 words
An X-ray apparatus comprising: converting means for exposing a sheet film disposed perpendicular to the horizontal direction; film loading means for loading sheet films of different length; transporting means for transporting a sheet film from the film loading means to the converting means along a descending direction; and holding means for keeping the upper edge of the sheet film substantially at the same height in the converting means regardless of the length of the sheet film; said holding means including clamping means connected to the transporting means for holding the sheet film and control means for controlling the drive and the stop of the transporting means.
Claim 3
Dependent Claim 45 words
An apparatus as in claim 1, wherein: said holding means further includes detecting means for detecting the passage of the sheet film and support means for supporting the lower edge of the sheet film at a height corresponding to the output of the detecting means.
Claim 4
Dependent Claim 18 words
An X-ray apparatus in accordance with claim 1, wherein the clamping means is a plural number of clippers.
Claim 5
Dependent Claim 45 words
An apparatus as in claim 3, wherein: said holding means further includes detecting means for detecting the passage of the sheet film and support means for supporting the lower edge of the sheet film at a height corresponding to the output of the detecting means.
Claim 6
Dependent Claim 25 words
An X-ray apparatus in accordance with claim 1, wherein the transporting means includes a flexible belt and a winding means for winding the flexible belt.
Claim 7
Dependent Claim 45 words
An apparatus as in claim 5, wherein: said holding means further includes detecting means for detecting the passage of the sheet film and support means for supporting the lower edge of the sheet film at a height corresponding to the output of the detecting means.
Claim 8
Dependent Claim 34 words
An X-ray apparatus in accordance with claim 1, wherein the control means is provided with a driving member for driving the transporting means and a driving member control circuit for controlling the driving member.
Claim 9
Dependent Claim 45 words
An apparatus as in claim 7, wherein: said holding means further includes detecting means for detecting the passage of the sheet film and support means for supporting the lower edge of the sheet film at a height corresponding to the output of the detecting means.
Claim 10
Dependent Claim 16 words
An X-ray apparatus in accordance with claim 7, wherein the driving member is a pulse motor.
Claim 11
Dependent Claim 45 words
An apparatus as in claim 9, wherein: said holding means further includes detecting means for detecting the passage of the sheet film and support means for supporting the lower edge of the sheet film at a height corresponding to the output of the detecting means.
Claim 12
Dependent Claim 31 words
An X-ray apparatus in accordance with claim 1, wherein the transporting means is provided with a rail and a carrier is movable along the rail and connected to the clamping means.
Claim 13
Dependent Claim 45 words
An apparatus as in claim 11, wherein: said holding means further includes detecting means for detecting the passage of the sheet film and support means for supporting the lower edge of the sheet film at a height corresponding to the output of the detecting means.
Claim 14
Dependent Claim 33 words
An X-ray apparatus in accordance with claim 1, wherein the transporting means is provided with a plural number of pulleys and a wire engaged with the pulleys and connected to the clamping means.
Claim 15
Dependent Claim 45 words
An apparatus as in claim 13, wherein: said holding means further includes detecting means for detecting the passage of the sheet film and support means for supporting the lower edge of the sheet film at a height corresponding to the output of the detecting means.
Claim 16
Dependent Claim 124 words
An X-ray apparatus comprising: converting means for exposing a sheet film disposed perpendicular to the horizontal direction; film loading means for loading sheet films of different length; transporting means for transporting a sheet film from the film loading means to the converting means along a descending direction; and holding means for keeping the upper edge of the sheet film substantially at the same height in the converting means regardless of the length of the sheet film; said holding means having specifying means for specifying the length of the sheet film, support means for supporting the lower edge of the sheet film at a height corresponding to the output of the specifying means and clamping means for clamping the upper edge of the sheet film.
Claim 17
Dependent Claim 124 words
An X-ray apparatus comprising: converting means for exposing a sheet film disposed perpendicular to the horizontal direction; film loading means for loading sheet films of different length; transporting means for transporting a sheet film from the film loading means to the converting means along a descending direction; and holding means for keeping the upper edge of the sheet film substantially at the same height in the converting means regardless of the length of the sheet film; said holding means having specifying means for specifying the length of the sheet film, support means for supporting the lower edge of the sheet film at a height corresponding to the output of the specifying means and clamping means for clamping the upper edge of the sheet film.
Claim 18
Dependent Claim 15 words
An X-ray apparatus in accordance with claim 15, wherein the support means is movable vertically.
Claim 19
Dependent Claim 20 words
An X-ray apparatus in accordance with claim 15, wherein the support means having two trays movable along the horizontal direction.
Claim 20
Dependent Claim 86 words
A recording device comprising: information recording means for recording information on a record carrier having an edge; loading means for loading the record carrier; holding means for holding the edge of the record carrier substantially at the same height regardless of the length of the record carrier; flexible transporting means connected to the holding means for transporting the record carrier from the loading means to the information recording means; operation means for advancing and retiring the transporting means; and guide means for guiding the transporting means.
Claim 21
Dependent Claim 86 words
A recording device comprising: information recording means for recording information on a record carrier having an edge; loading means for loading the record carrier; holding means for holding the edge of the record carrier substantially at the same height regardless of the length of the record carrier; flexible transporting means connected to the holding means for transporting the record carrier from the loading means to the information recording means; operation means for advancing and retiring the transporting means; and guide means for guiding the transporting means.
Claim 22
Dependent Claim 45 words
A device as in claim 18, wherein: said holding means further includes detecting means for detecting the passage of the sheet film and support means for supporting the lower edge of the sheet film at a height corresponding to the output of the detecting means.
Claim 23
Dependent Claim 14 words
A recording device in accordance with claim 18, wherein the holding means are clips.
Claim 24
Dependent Claim 17 words
A recording device in accordance with claim 18, wherein the transporting means is a synthetic resin belt.
Claim 25
Dependent Claim 45 words
A device as in claim 21, wherein: said holding means further includes detecting means for detecting the passage of the sheet film and support means for supporting the lower edge of the sheet film at a height corresponding to the output of the detecting means.
Claim 26
Dependent Claim 38 words
A recording device in accordance with claim 18, wherein the transporting means is a flexible belt, while the operation means includes a drum to which the belt is fixed at a portion thereof and rotatable forward and backward.
Claim 27
Dependent Claim 45 words
A device as in claim 23, wherein: said holding means further includes detecting means for detecting the passage of the sheet film and support means for supporting the lower edge of the sheet film at a height corresponding to the output of the detecting means.
Claim 28
Dependent Claim 41 words
A recording device in accordance with claim 18, wherein the guide means include a main guide path and a plurality of auxiliary guide paths and connecting means for selectively connecting the main guide path to one of the auxiliary guide paths.
Claim 29
Dependent Claim 45 words
A device as in claim 25, wherein: said holding means further includes detecting means for detecting the passage of the sheet film and support means for supporting the lower edge of the sheet film at a height corresponding to the output of the detecting means.
Claim 30
Dependent Claim 25 words
A recording device in accordance with claim 25, wherein the guide means form a pull-in route for changing the transporting direction of the record carrier.
Claim 31
Dependent Claim 45 words
A device as in claim 27, wherein: said holding means further includes detecting means for detecting the passage of the sheet film and support means for supporting the lower edge of the sheet film at a height corresponding to the output of the detecting means.
Claim 32
Dependent Claim 91 words
A recording device in accordance with claim 25, wherein the information recording means is provided with a converting screen for converting the X-ray image into a fluorescent image, the loading means includes magazines for loading the sheet type film with different sizes, the transporting means includes a flexible belt and the guide means includes a main guide path and a plurality of auxiliary guide paths, connecting means for connecting the main guide path to one of the auxiliary guide paths and a pull-in route for temporarily pulling in the sheet film.
Claim 33
Dependent Claim 45 words
A device as in claim 29, wherein: said holding means further includes detecting means for detecting the passage of the sheet film and support means for supporting the lower edge of the sheet film at a height corresponding to the output of the detecting means.
Claim 34
Dependent Claim 119 words
An X-ray apparatus comprising: converting means for exposing sheet film having an upper and lower edge; film loading means for loading sheet films with different length; transporting means for transporting a sheet film from the film loading means to the converting means; holding means for keeping the upper edge of the sheet film substantially at the same height in the converting means regardless of the length of the sheet film; and said holding means having detecting means for detecting the passage of the sheet film, support means for supporting the lower edge of the sheet film at a height corresponding to the output of the detecting means, and clamping means for clamping the upper edge of the sheet film.
Claim 35
Dependent Claim 119 words
An X-ray apparatus comprising: converting means for exposing sheet film having an upper and lower edge; film loading means for loading sheet films with different length; transporting means for transporting a sheet film from the film loading means to the converting means; holding means for keeping the upper edge of the sheet film substantially at the same height in the converting means regardless of the length of the sheet film; and said holding means having detecting means for detecting the passage of the sheet film, support means for supporting the lower edge of the sheet film at a height corresponding to the output of the detecting means, and clamping means for clamping the upper edge of the sheet film.

References Cited (Backward Citations)

US3891850A Cited
US3991317A Cited
US4199687A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1989-06-23 1989-12-23 1990-06-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1993-06-23 1993-12-23 1994-06-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1997-06-23 1997-12-23 1998-06-24 $7700.00 Window Closed / Lapsed

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