Ricoh Company, Ltd.

Fujiaki Narita

Eiichi Maeda

Sumio Tanaka

A data insertion device for a recording and reproducing apparatus, which is for example with a video tape recorder (VTR) or the like, which allows one to insert data into a video tape or like recording medium while maintaining the VTR in a playback mode. While sync signals from the VTR are disturbed in the event of insertion of the search data and others, as distinguished from ordinary video data, sync signals provided by sync signal output means which is independent of sync signals provided by the VTR are used as sync signals for the insertion of the search data and others.

Record address data recording apparatus for use with a VTR or the like

A video head mounting structure utilizes a supporting plate, preferably including a bimorph cell or piezo-electric element, which is provided with a head at its free end and with a generally U-shaped groove with its open side directed to a base end which is opposite to the free end.

Head supporting structure

In one aspect of the present invention, there is provided a video tape recorder system capable of finding a desired frame by carrying out a retrieval operation in two steps, coarse and fine, in which video tape on which is recorded addresses indicating respective locations on the tape is advanced at high speed using the upper digits of the addresses for coarse retrieval and then the tape is advanced at a speed for reproduction operation using the lower digits of the addresses for fine retrieval. In another aspect of the present invention, there is provided a unique adapter which allows to carry out a dubbing operation between two 8 mm video units directly therethrough. In a further aspect of the present invention, there is provided a portable type video tape recorder system in which a VTR main body and a tuner are provided as separate entities and a commonly usable power supply unit may be mounted in either of the VTR main body or the tuner.

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Amagasaki, Japan

Fujiaki Narita