Film cassette

A film cassette for multi-exposure film strips, comprising a body part having an inner compartment for a film strip, and at least one opening for passage of the film strip therethrough between an initial position before exposure and a final position after exposure of the film strip;

• and means for preventing unintentional withdrawal of the film strip from said body part in at least one of said positions, said preventing means being arranged between said body part and the film strip, the film strip having a trailing end, said preventing means including a projection provided in the interior of said body portion in the region of the trailing end of the film strip, and a recess in which said projection is engageble, said projection being provided at one side of the film strip, said body part having a wall located at opposite side of the film strip and provided with an elastic arch section extending toward said projection and arranged so that a disconnecting element of a camera can press against said projection via said arch section, so as to disengage said projection from said recess.

A film cassette for multi-exposure film strips having a trailing end and movable in a transport direction in a predetermined plane, the film cassette comprising a body part having an inner compartment for a film strip, and at least one opening for passage of the film strip therethrough between an initial position before exposure and a final position after exposure of the film strip;

• and means for preventing unintentional withdrawal of the film strip from said body part in at least one of said positions, said preventing means being arranged between said body part and the film strip, said preventing means including a projection provided in the interior of said body portion in the region of the trailing end of the film strip, and a recess in which said further projection is engageable, said body part having a trailing end and a spring arm extending transverse to the transport direction of the film strip and carrying said projection, said spring arm being mounted on said trailing end of said body part and extending in said transport direction, said spring arm having a catch engageable in said further recess of the film strip and forming said further projection, said trailing end of said body part together with said spring arm being inclined to said plane so that said catch can pivot from said further recess.

A film cassette for multi-exposure film strips, comprising a body part having an inner compartment for a film strip, and at least one opening for passage of the film strip therethrough between an initial position before exposure and a final position after exposure of the film strip;

• means for preventing unintentional withdrawal of the film strip from said body part in at least one of said positions, said preventing means being arranged between said body part and the film strip, said body part and the film strip forming two members, said preventing means including a recess provided in one of said members and a projection provided on the other of said members and engageable in said recess, the film strip having a leading end extending outwardly beyond said body part and provided with said recess, said body part having a pivotally connected supporting tongue extending outwardly beyond said opening and provided with said projection;
• and means for allowing access of a disconnecting element of a camera to said preventing means so as to disengage said projection from said recess.

A film cassette for multi-exposure film strips, comprising a body part having an inner compartment for a film strip, and at least one opening for passage of the film strip therethrough between an initial position before exposure and a final position after exposure of the film strip;

• and means for preventing unintentional withdrawal of the film strip from said body part in each of said positions, said preventing means being arranged releasable by a disconnecting element of a camera and located between said body part and the film strip inside said body part.