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US4408849A Expired / Lapsed US ⏱️ 0.0 years remaining

Slide machine loading apparatus

Assignee: Individual
•
Filing: 1982-11-22
•
Granted: 1983-10-11
•
Expires: 2002-11-22
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Abstract

Abstract Apparatus (36, 37 and 38) adapted for association with a projector (11) and a compartmented magazine (12) for containing photographic slides for said projector whereby a stack of slides (42) contained in said apparatus are loaded into said magazine utilizing the slide removing (32, 33) and magazine advancement (29) mechanisms contained within the projector.

Inventors

  • 👤 Ralph A. Sickles

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 06:00
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/54; Y; Y10; Y10S; Y10S353/00; Y10S353/01

Claims Analysis

Total Claims: 7
Claim 1
Independent Claim 154 words
Loading apparatus for a slide magazine having individual compartments for containing photographic slides, said magazine being adapted for use with a projector adapted to receive slides from the magazine, said projector being equipped with means for returning slides to a compartment of said magazine and means for advancing the magazine to expose the next compartment of the magazine, said loading apparatus comprising a tray adapted to contain a stack of slides to be loaded into the compartments of said magazine, means for positioning said tray between said projector and said magazine, means associated with said tray and responding to motion of the slide returning means of said projector for moving the endmost slide from said stack of slides in said tray into a compartment of said magazine and means connecting the magazine advancing means of said projector to the magazine to advance said magazine and expose the next compartment for loading with a slide.
Claim 2
Dependent Claim 154 words
Loading apparatus for a slide magazine having individual compartments for containing photographic slides, said magazine being adapted for use with a projector adapted to receive slides from the magazine, said projector being equipped with means for returning slides to a compartment of said magazine and means for advancing the magazine to expose the next compartment of the magazine, said loading apparatus comprising a tray adapted to contain a stack of slides to be loaded into the compartments of said magazine, means for positioning said tray between said projector and said magazine, means associated with said tray and responding to motion of the slide returning means of said projector for moving the endmost slide from said stack of slides in said tray into a compartment of said magazine and means connecting the magazine advancing means of said projector to the magazine to advance said magazine and expose the next compartment for loading with a slide.
Claim 3
Dependent Claim 214 words
Loading apparatus for a carousel slide magazine having individual compartments for containing photographic slides, said magazine being adapted for use with and to rest atop a projector having means for projecting the image on said slides onto a screen, said projector being adapted to receive individual slides from the magazine into a projection compartment and being equipped with powered means for returning slides from said projection compartment to the magazine, said projector being further equipped with powered means which is normally provided to incrementally rotate a drive ring provided on said magazine to expose successive compartments of the magazine, said loading apparatus comprising a tray adapted to contain a stack of slides to be loaded into the compartment of said magazine, means for positioning said tray atop said projector above said projection compartment, means for supporting said magazine above said tray, means associated with said tray and responding to motion of the slide returning means of said projector for moving the endmost slide from said stack of slides in said tray into a compartment of said magazine and means responding to movement of said magazine rotating means of the projector for incrementally rotating said magazine on said supporting means to advance said magazine and expose the next compartment therein for loading with a slide.
Claim 4
Dependent Claim 214 words
Loading apparatus for a carousel slide magazine having individual compartments for containing photographic slides, said magazine being adapted for use with and to rest atop a projector having means for projecting the image on said slides onto a screen, said projector being adapted to receive individual slides from the magazine into a projection compartment and being equipped with powered means for returning slides from said projection compartment to the magazine, said projector being further equipped with powered means which is normally provided to incrementally rotate a drive ring provided on said magazine to expose successive compartments of the magazine, said loading apparatus comprising a tray adapted to contain a stack of slides to be loaded into the compartment of said magazine, means for positioning said tray atop said projector above said projection compartment, means for supporting said magazine above said tray, means associated with said tray and responding to motion of the slide returning means of said projector for moving the endmost slide from said stack of slides in said tray into a compartment of said magazine and means responding to movement of said magazine rotating means of the projector for incrementally rotating said magazine on said supporting means to advance said magazine and expose the next compartment therein for loading with a slide.
Claim 5
Dependent Claim 34 words
The loading apparatus of claim 2 wherein the means responding to motion of the slide returning means of said projector comprises a member adapted to be positioned in said projection compartment of the projector.
Claim 6
Dependent Claim 55 words
The loading apparatus of claim 2 wherein the means for supporting said magazine and the means for responding to movement of the magazine rotating means of the projector comprise a rotatable spindle carrying the magazine at its upper end and a drive ring at its lower end adapted to be engaged by said rotating means.
Claim 7
Dependent Claim 26 words
The loading apparatus of claim 4 wherein the drive ring on said spindle is substantially the same as the drive ring normally provided on said magazine.

References Cited (Backward Citations)

FR2274943A2 Cited
US4024966A Cited
US4253789A Cited
EP0014024A1 Cited
US4226038A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1986-10-10 1987-04-11 1987-10-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1990-10-10 1991-04-11 1991-10-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1994-10-10 1995-04-11 1995-10-11 $7700.00 Window Closed / Lapsed

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