Instant film pack
AssigneeFuji Photo Film Co., Ltd.
InventorYoshio Hara
Life of this patent
Estimating the term…
Abstract
An instant film pack for containing therein a stack of integral type instant film units is provided with an exposure frame defined by an opening formed in a top wall of the film pack. A film unit exit slot is formed in a front wall of the film pack through which exposed instant film units are ejected one by one. A protective cover sheet having a rearwardly and outwardly inclined and tapered leading edge which is removably disposed in the film pack for protecting the foremost film unit from being exposed to light, and a light blocking member covering the film unit exit slot to block light entering inside the film pack therethrough which is split by the inclined and tapered leading edge of the protective cover sheet.
Claims14
An instant film pack for containing and removably holding a plurality of integral type instant film units in a stack comprising:
- a parallelpipedal housing having a flat top wall with a film exposure aperture therein and a front wall having a film unit exit slot therein through which each of said elongated film units is withdrawn after exposure:
- a light blocking member attached to said film pack to close off said film unit exit slot from light:
- and
- a protective cover sheet removably disposed over the foremost one of said stack of film units in said film pack proximate to said film unit exit slot to isolate said foremost film unit to light and having a leading edge inclined at an angle laterally outwardly and rearwardly towards at least one side from a part on the leading edge relative to a direction in which each said film unit is withdrawn, whereby said inclined leading edge splits said light blocking member when said protective cover sheet is withdrawn by passing through said film unit exit slot.
Dependencies are inferred from the claim text.