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(Not Translated)
| 5D138 | Holding or fastening of disk on rotational shaft | |
| G11B17/00 -17/038 | ||
| G11B17/02-17/038 | RA | RA00 TYPES OF RECORD CARRIER BASED ON THE ASSUMPTION OF ITS EXCHANGE |
RA01 | RA02 | RA03 | RA04 | RA05 | RA06 | RA07 | RA08 | RA09 | RA10 |
| . Magnetic record reproduction | . . Flexible discs (FD) | . . . Magnetic sheets subjected to tension when in use | . . Exchangeable magnetic disc packs | . Optical, or magneto-optical recording and reproduction, e.g. CDs or MOs | . Mechanical recording and reproduction, e.g. record discs | . Recording and reproduction systems which are not covered by RA01-RA06* | . Contained in hard containers | . . Carrier hub opening parts piercing | . Contained in flexible containers, e.g. 130 mm FD | |||
| RA11 | RA12 | RA14 | RA15 | RA16 | RA17 | RA18 | RA19 | RA20 | ||||
| . Centerless hubs or hubs having holes at the holding parts | . . Characterized by shapes of center holes except other than perfect circles* | . With center hubs | . . Magnetic hubs | . . With an engagement part of an eccentric drive pin | . . Constructions for engaging with drive shafts | . . . With elastic bodies | . Without center holes for holding discs, e.g. original discs | . Bonding disc on its both sides | ||||
| SA | SA00 CHARACTERIZED BY DEVICES |
SA01 | SA02 | SA03 | SA04 | SA05 | SA06 | SA07 | SA08 | SA09 | SA10 | |
| . Tray loading | . . Turntables being provided on trays | . Slot-ins of carriers without containers | . Cover rotation types | . . Support structures of covers to casings | . Longitudinal arrangement | . Double-side reproduction without inverting carriers other than FDs | . Disc changers or jukeboxes | . Portable devices which are described explicitly | . Devices for inspection or manufacture of carries | |||
| SA11 | SA12 | SA13 | SA14 | SA15 | SA16 | SA17 | SA18 | SA19 | SA20 | |||
| . Convertible devices | . . Forty-five revolution adaptors only | . . With and without hubs | . . Differences in center hole diameters | . . Presence of containers | . . Difference in outer diameters which are described explicitly | . Counter-measures to eccentricity | . Counter-measures to plane wobbling, curving or tilting | . Counter-measures to vibration or noise | . . By shift of gravity centers of rotating bodies | |||
| SA21 | SA22 | SA24 | SA25 | SA26 | SA27 | SA28 | SA29 | SA30 | ||||
| . Counter-measures to temperature changes | . Counter-measures to dust and dirt | . Structures for preventing misinsertion for carriers* | . Structures for preventing mis-ejection or mis-opening when in use | . Structures for preventing mis-holding which are described explicitly | . . Means limiting holding operations on the way of insertion | . With detection means which are described explicitly* | . . Characterized by clamp controls * | . Other features* | ||||
| TA | TA00 TURNTABLES OR DISC PLACING PARTS |
TA01 | TA02 | TA03 | TA04 | TA05 | TA06 | TA07 | TA08 | TA09 | ||
| . Constructions of disc placing parts* | . . Non-slip surfaces | . . Lubrication of surfaces | . . Protrusions and notches for carrier height positioning excluding for centering | . . Characterized by disc removing means | . . Characterized by tip or cross-sectional shapes of rotating axes | . . Applying motor hubs per se as placing surfaces | . . Mounting constructions to spindle shafts | . . Means for providing tension to carriers, e.g. magnetic sheets | ||||
| TA11 | TA12 | TA13 | TA14 | TA15 | TA16 | TA17 | TA18 | TA19 | TA20 | |||
| . Constructions of centering which are described explicitly | . . By taper members | . . . Characterized by the shapes | . . . Elastically supported in axial directions | . . . . Constructed by a plurality of claws | . . By members extending diameters from centers in radial directions | . . . Disc holding | . . By spindle shafts and center hole side surfaces | . . . Performing one side placing with eccentric pins | . . . Characterized by cross-sectional shapes of shafts | |||
| TA21 | TA22 | TA23 | TA24 | TA25 | TA26 | TA27 | TA28 | TA30 | ||||
| . Disc holding means for turntables* | . . Magnetic forces with clampers or magnetic hubs | . . . Permanent magnets | . . . . Characterized by magnet shapes | . . . . Characterized by magnetic circuits or magnetic pole arrangements | . . . Adjustable for holding forces | . . . Combined uses of magnetic fields of motors for carrier holding | . . . Electromagnets | . . Holding of outer circumferences of discs | ||||
| TA31 | TA32 | TA33 | TA34 | TA36 | TA37 | TA38 | TA39 | |||||
| . . Holding members protruding externally from shaft centers | . . . Spherically shaped, roller-shaped | . . . Claw-shaped | . . . Attaching and detaching means thereof | . . Vacuum suction | . . Suction by rotation, e.g. impellers | . . Suckers | . . Friction only with carriers, e.g. record discs | |||||
| TA41 | TA42 | TA46 | TA48 | TA49 | TA50 | |||||||
| . Movement of turntables (other than holding operations) | . . Switching of plural turntables for convertibility | . Turntables being not directly driven | . Manufacturing methods other than mounting to shafts* | . Materials* | . Others* | |||||||
| TB | TB00 ROTATING FORCE TRANSMISSION MEANS TO CARRIERS ON TURNTABLES |
TB01 | TB02 | TB03 | TB04 | TB05 | TB06 | TB07 | TB08 | TB09 | TB10 | |
| . One eccentric drive pin engaging with hubs | . . Pin support members (Drive pin arms) | . . . Elastic members (e.g. plate springs) | . . . Supported pivotally in the directions of surfaces | . . . . Pins not arranged at the ends of support members | . . . . Pre-loading, or deformation regulation means in turning directions | . . . Securing constructions to turntables | . . . Deformation regulation means in directions of drive shafts | . . . Arrangements of pins (Supports) on surfaces of turntables | . . . Pins being fixed or integrally implanted to turntables | |||
| TB11 | TB12 | TB13 | TB14 | TB15 | TB16 | TB17 | TB18 | TB19 | TB20 | |||
| . . Constructions of pins per se | . . . Shapes* | . . . Using balls | . . . Rotating around shafts (Bearing shaped) | . . . Support members and drive pins being integral | . . Constructions of turntable opening parts | . Plural drive pins engaging with hubs | . Tooth-shaped members engaging with hubs | . Engagement members for drive transmission with clampers | . Others* | |||
| TC | TC00 CLAMPERS FACING WITH TURNTABLES |
TC01 | TC02 | TC03 | TC04 | TC05 | TC06 | TC07 | TC09 | TC10 | ||
| . Support of clampers to holding members* | . . Supported to shafts | . . . Elastically supported in axial directions | . . Supported by flanges | . . . Support of outer circumferential flanges of clampers per se | . . . Support members at circumferential edges of flanges being movable | . . . . Enabling clampers to vertically move thereby | . . Not supported by holding members | . . . Fastening to turntables with nuts or screws | ||||
| TC11 | TC12 | TC13 | TC14 | TC15 | TC16 | TC18 | TC19 | TC20 | ||||
| . Centering constructions* | . . Collets for FDs (No additional classification) | . . By taper members | . . . Characterized by the shapes | . . . Elastically supported in axial directions within clampers | . . By members extending diameters from centers in radial directions | . . Constructions of preventing deviations in center positions from turntables | . . . Engaging center shafts | . . . Engaging circumferential parts with each other | ||||
| TC21 | TC22 | TC23 | TC24 | TC25 | TC26 | TC28 | TC29 | TC30 | ||||
| . Disc pressing and holding* | . . Magnetic adsorption with turntables | . . Magnetic repulsion with holding members, or casings | . . Characterized by magnet shapes | . . Characterized by magnetic circuits or magnetic pole arrangements | . . Adjustable for magnetic forces, e.g. electromagnets | . . Pressing means for hubs (Center cores) | . . . Releasing of pressure application at the time of using discs | . . Fluid pressures (Wind pressures, centrifugal forces, vacuum forces) | ||||
| TC31 | TC32 | TC33 | TC34 | TC35 | TC36 | TC38 | TC39 | TC40 | ||||
| . . Pressure application by clamper holding members | . . . Manual operation means (e.g. levers of FDs) | . . . Closing of rotating lids excluding closing by magnetic forces | . . . Characterized by slide parts between clampers and holding members | . . . Energizing mechanisms for holding members other than FD levers | . . . . By springs | . . Self-weight of clampers (Stabilizers) | . . Pressing discs in wide ranges to whole circumferences | . . Press holding force adjustment means | ||||
| TC41 | TC42 | TC43 | TC44 | TC46 | TC47 | TC48 | TC49 | TC50 | ||||
| . Movement of clampers other than holdings | . . Movable in disc surface directions | . . . Switching of clampers for convertibility | . . Retraction at the time of disc insertion which are described explicitly | . Clampers per se being subjected to rotational drive | . Process for manufacturing, mounting, or assembling | . . Characterized by mounting to flanges | . Material* | . Others* | ||||
| TD | TD00 OPERATION MECHANISMS FOR HOLDING CARRIERS |
TD01 | TD02 | TD03 | TD04 | TD05 | TD06 | TD07 | TD08 | TD09 | TD10 | |
| . Operations up to mounting after loading* | . . Vertical movement of turntables | . . . Movement of turntables with keeping the horizontality | . . . Ascending and descending of turntables and heads simultaneously | . . . Pushing up carriers from guide means to separate the distances | . . Movement of guide means (e.g. trays) for carriers and containers | . . . Guiding carriers onto turntables by the descent thereof | . . . Dropping carriers onto turntables by the release thereof | . . Vertical movement of clampers | . . . Movement by keeping horizontality with carrier surfaces | |||
| TD11 | TD12 | TD13 | TD14 | TD15 | TD16 | TD20 | ||||||
| . . Interlocking between turntables and clampers | . . Interlocking between carrier guide means and clampers | . . Drive mechanisms | . . . Parallel moving cams, e.g. cam plates | . . . Rotary cams | . . . Gear mechanisms | . Other operations* | ||||||
| UA | UA00 FASTENING OF NOT-EXCHANGEABLE CARRIERS (NO OTHER VIEWPOINTS BEING IMPARTED) |
UA01 | UA02 | UA03 | UA04 | UA05 | UA08 | UA09 | UA10 | |||
| . Clamping (Fastening means) | . . Shapes of carrier contact parts | . . Fastening with screws including hubs per se screws | . . Fastening by engagement (e.g. shrink fitting) | . . Pressure fastening with ring-shaped elastic members | . Characterized by shapes of carriers | . . Shapes of center holes (Hub mounting parts) | . . . Carriers and spacers being integral | |||||
| UA11 | UA12 | UA13 | UA14 | UA16 | UA17 | UA18 | UA19 | UA20 | ||||
| . Spacers (not imparted to having no spacers) | . . Characterized by shapes | . . . Characterized by shapes of carrier contact surfaces | . . With elasticity | . Spindle hubs | . . Cross-sectional shapes of hubs | . . Providing gaps between carriers and hubs | . . Shapes of flanges for placing carriers | . . Constructions for centering | ||||
| UA21 | UA22 | UA24 | UA25 | UA26 | UA27 | UA28 | UA29 | UA30 | ||||
| . Single record carriers which are described explicitly | . Exchangeable magnetic disc packs | . Measures to prevent eccentricity of carriers excluding controls | . Measures to prevent shift of gravity centers of carriers excluding controls | . Measures for heat excluding controls, which are described explicitly | . Measures against deformation of carriers due to stress | . Constructions for causing air flows | . Characterized by materials* | . Others* |