Title:
TAPE DRIVE MACHINES
Document Type and Number:
WIPO Patent Application WO1989011148
Kind Code:
A3
Abstract:
In a tape drive machine, in order to allow the position of a tape head 80 to be moved laterally across the tape and to allow the azimuth angle of the tape head to be adjusted independently of the lateral position, but using a single motor 92, the motor 92 drives a pair of gears 86, 88, one of which is fixed to an indexing screw 84, but the other of which is connected to another indexing screw 82 via a backlash device 94. The specification also describes a path for the tape, threading of the tape, the drive motor, construction of a motor stator, and detection of the beginning and end of tape.
Inventors:
GORDON NORMAN (GB)
ELLIOTT ROBERT VERNON (GB)
DONKIN CHARLES WILLIAM (GB)
CORBETT AUBREY EDWARD (GB)
ELLIOTT ROBERT VERNON (GB)
DONKIN CHARLES WILLIAM (GB)
CORBETT AUBREY EDWARD (GB)
Application Number:
PCT/GB1989/000472
Publication Date:
December 28, 1989
Filing Date:
May 04, 1989
Export Citation:
Assignee:
M4 DATA LTD (GB)
International Classes:
G11B5/55; G11B5/56; G11B15/08; G11B15/67; G11B15/675; G11B21/08; G11B21/24; G11B23/107; G11B25/06; G11B27/17; H02K3/04; H02K3/47; H02K5/173; H02K21/24; H02K29/08; H02P6/06; H02P6/14; H02K3/28; (IPC1-7): G11B15/675; G11B5/56; H02K3/47; G11B5/55; G11B27/34; G11B15/08
Foreign References:
| US2951914A | 1960-09-06 | |||
| BE827391A | 1975-07-16 | |||
| DE3022145A1 | 1981-07-02 | |||
| EP0177133A1 | 1986-04-09 | |||
| FR2353114A1 | 1977-12-23 | |||
| DE2256061A1 | 1973-07-12 | |||
| FR2170412A5 | 1973-09-14 | |||
| GB2087630A | 1982-05-26 | |||
| FR2251880A1 | 1975-06-13 | |||
| US4701817A | 1987-10-20 | |||
| FR2195030A1 | 1974-03-01 |
Other References:
PATENT ABSTRACTS OF JAPAN, Vol. 12, No. 93 (P-680)(2940), 26 March 1988; & JP-A-62226466 (Copal Co. Ltd) 5 October 1987
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