G - Physics – 11 – B
Patent
G - Physics
11
B
352/24.2
G11B 5/027 (2006.01) G11B 15/61 (2006.01)
Patent
CA 1188413
TAPE GUIDE DEVICE FOR VIDEO TAPE RECORDER ABSTRACT OF THE DISCLOSURE In a video tape recorder including a tape guide- drum, and elongated entrance and exit tape guide elements adapted to be disposed in operative positions relatively close to each other and to the periphery of the drum for guiding a tape wound helically about the drum in an .OMEGA.-shaped configuration between the entrance and exit tape guide elements, for example, as in the SMPTE type-C format; a mounting structure for the tape guide elements has a base member fixedly located adjacent the drum in an accurately predetermined position in respect to the periphery thereof, first and second guide support members having the entrance and exit tape guide elements respectively attached thereto and being mounted on the base member so as to dispose the guide elements adjacent the drum periphery with the longi- tudinal axes of the tape guide elements being generally par- allel to the drum axis while permitting movement of each guide support member relative to the base member from an operative position corresponding to the operative position of the respective tape guide element in a direction which diverges at an acute angle from a plane tangent to the drum periphery between the operative positions of the tape guide elements, and a drive mechanism mounted on the base member and being coupled to the guide support members for select- ively moving the latter to and from their operative positions, the movement of the guide support members from their oper- ative positions increasing the distances of the tape guide elements from each other and from the drum periphery to facilitate winding and unwinding of the tape on the drum.
395992
Kawamoto Hideo
Uehara Seigo
Gowling Lafleur Henderson Llp
Sony Corporation
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