Tape cassette with dual hub lock torsion springs

Details Tape cassette with dual hub lock torsion springs Tape cassette with dual hub lock torsion springs

1990-12-11

1992-09-01

Stodola, Daniel P.

Winding, tensioning, or guiding

Strand tensioning device

Tortuous course

242198, 360132, G11B 1518, G11B 1522

Patent

active

051433176

ABSTRACT:
A magnetic tape cassette having a cassette casing formed of upper and lower parts, reel hubs accommodated within the cassette casing and around which a magnetic tape is wound, a locking member for locking rotation of the reel hubs, a tape loading pocket portion formed on any one of the upper and lower parts, a slider for opening and closing reel shaft insertion apertures, a slider lock member provided on the part through the reel shaft insertion apertures are formed and for locking the slider at an opening position and at a closing position and limiter pins for preventing the slider lock member from being deformed more than is necesssary. This magnetic tape cassette is comprised of a pair of left and right hub lock springs for spring-biasing the hub lock member in the direction in which the reel hubs are locked, wherein one end portions of the two hub lock springs are slidably engaged with the hub lock member, coil spring portions are formed on the other end portion of the hub lock springs, the coil spring portions are inserted into the limiter pins, the hub lock springs are engaged with and secured to at their intermediate portions one of the upper and lower parts while being deformed with resiliency, and the coil spring portions are opposed to the slider lock member.

REFERENCES:
patent: 3801042 (1974-04-01), Dobson
patent: 4660784 (1987-04-01), Sumida et al.
patent: 4671469 (1987-06-01), Ikebe et al.
patent: 4676453 (1987-06-01), Komiyama et al.

Affiliated with

Also associated with

Rating

Tape cassette with dual hub lock torsion springs does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Tape cassette with dual hub lock torsion springs, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Tape cassette with dual hub lock torsion springs will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-763355