| Class 360 | DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL |
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| This Class 360 is considered to be an integral part of Class 369 (see the Class 369 schedule for the position of this Class in schedule hierarchy). This Class retains all pertinent definitions and class lines of Class 369. | ||
![[List of Pre Grant Publications for class 360 subclass 1]](../as.gif) | ![[List of Patents for class 360 subclass 1]](../ps.gif) | 1 | RECORDING ON OR REPRODUCING FROM AN ELEMENT OF DIVERSE UTILITY |
| | 4 | MANUAL INPUT RECORDING |
| | 5 | RECORDING FOR SELECTIVE RETENTION OF A SPECIAL OCCURRENCE |
| | 6 | RECORDING COMBINED WITH METERING OR SENSING |
| | 7 | RECORDING FOR MONETARY DELAY OF AN ANALOG SIGNAL |
| | 8 | RECORDING FOR CHANGING DURATION, FREQUENCY OR REDUNDANT CONTENT OF AN ANALOG SIGNAL |
| | 12 | RECORDING OR REPRODUCING FOR AUTOMATIC ANNOUNCING |
| | 13 | RECORD EDITING |
| | 15 | RECORD COPYING |
| | 18 | RECORDING OR REPRODUCING PLURAL INFORMATION SIGNALS ON THE SAME TRACK |
| | 22 | SPLITTING ONE INFORMATION SIGNAL FOR RECORDING ON PLURAL DISTINCT TRACKS OR REPRODUCING SUCH SIGNAL |
| | 24 | SPLITTING, PROCESSING AND RECOMBINING ONE INFORMATION SIGNAL FOR RECORDING OR REPRODUCING ON THE SAME TRACK |
| | 25 | CHECKING RECORD CHARACTERISTICS OR MODIFYING RECORDING SIGNAL FOR CHARACTERISTIC COMPENSATION |
| | 26 | ELECTRONICALLY CORRECTING PHASING ERRORS BETWEEN RELATED INFORMATION SIGNALS |
| | 27 | RECORDING OR REPRODUCING AN INFORMATION SIGNAL AND A CONTROL SIGNAL FOR CONTROLLING ELECTRONICS OF REPRODUCER |
| | 29 | MODULATING OR DEMODULATING |
| | 31 | MONITORING OR TESTING THE PROGRESS OF RECORDING |
| | 32 | CONVERTING AN ANALOG SIGNAL TO DIGITAL FORM FOR RECORDING; REPRODUCING AND RECONVERTING |
| | 39 | GENERAL PROCESSING OF A DIGITAL SIGNAL |
| | 40 |  In specific code or form |
| | 45 | Pulse crowding correction |
| | 46 | Head amplifier circuit |
| | 47 | Redundant or complimentary tracks |
| | 48 | Data in specific format |
| | 49 | Address coding |
| | 50 | Inter-record gap processing |
| | 51 | Data clocking |
| | 53 | Data verification |
| | 54 | Data recirculation |
| | 55 | GENERAL RECORDING OR REPRODUCING |
| | 57 | Selective erase recording |
| | 58 | Boundary displacement recording or transducers |
| | 59 | Thermomagnetic recording or transducers |
| | 60 | Recording-or erasing-prevention |
| | 61 | Signal switching |
| | 62 |  Record-reproduce |
| | 63 | Between plural stationary heads |
| | 64 | Between heads in alternate engagement with medium |
| | 65 | Specifics of equalizing |
| | 66 | Specifics of biasing or erasing |
| | 67 | Specifics of the amplifier |
| | 69 | AUTOMATIC CONTROL OF A RECORDER MECHANISM |
| | 70 | Synchronizing moving-head moving-record recorders |
| | 71 | Controlling the record |
| | 72.1 | Locating specific areas |
| | 73.01 | Speed |
| | 73.02 |  Control of relative speed between carriers |
| | 73.03 | Rotary carrier |
| | 73.04 | Linear carrier |
| | 74.1 | Stopping or reversing |
| | 75 | Controlling the head |
| | 76 | Azimuth or skew |
| | 77.01 | Track centering |
| | 77.02 | Rotary carrier |
| | 77.03 |  By nonmagnetic sensing (e.g., optical, capacitive) |
| | 77.04 | By memory storage of repeatable error or correction |
| | 77.05 | By servo signal component from carrier surface separate from information signal bearing surface |
| | 77.06 | Reproduced data signal used for tracking |
| | 77.07 | By tracking signal recorded on or immediately beneath surface |
| | 77.12 | Elongated web carrier (i.e., tape) |
| | 78.01 | Track changing |
| | 78.02 | Tape |
| | 78.04 | For rotary carrier (e.g., disc) |
| | 78.05 | Coarse and fine head drive motors |
| | 78.06 | Specified velocity pattern during access |
| | 78.08 | Specified spatial pattern during access |
| | 78.09 | Including model of servo system or element |
| | 78.11 | Including nonmagnetic position sensing |
| | 78.12 | Including particular head actuator |
| | 78.14 | By recorded servo reference or address signal |
| | 78.15 | Drum |
| | 79 | RECORDER CONTROL OF AN EXTERNAL DEVICE |
| | 81 | RECORD TRANSPORT WITH HEAD MOVING DURING TRANSDUCING |
| | 88 | RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING |
| | 89 | Wire record |
| | 90 | Tape record |
| | 97.11 | Disk record |
| | 97.12 | Environmental control |
| | 97.13 | Airflow |
| | 97.19 | Vibration or resonance suppression |
| | 97.21 | EMI shielding |
| | 97.22 | Using a fluid |
| | 98.01 | Plural disks |
| | 98.02 | Axially fixed flexible disks |
| | 98.04 | Changer |
| | 98.07 | Rotational drive detail |
| | 98.08 | Seating of disks |
| | 99.01 | Flexible disk |
| | 99.06 | Loading or ejecting mechanism |
| | 99.08 | Rotational drive detail |
| | 99.12 | Disk seating |
| | 99.13 | Removable drive cartridge |
| | 99.14 | Removable hard disk cartridge |
| | 99.15 | Housing details |
| | 100.1 | Drum record |
| | 101 | HEAD TRANSPORT WITH RECORD STATIONARY DURING TRANSDUCING |
| | 220 | FLUID BEARING RECORD SUPPORT |
| | 230 | FLUID BEARING HEAD SUPPORT |
| | 231 | Tape record |
| | 234 | Disk record |
| | 234.1 | Liquid bearing |
| | 234.2 | Flexible disk |
| | 234.3 | Air bearing slider detail |
| | 234.4 | IC/circuit component on slider |
| | 234.5 | Electrical attachment of slider/head |
| | 234.6 | Mechanical attachment of slider to its support |
| | 234.7 | Head attachment to slider |
| | 235.1 | Slider material |
| | 235.4 | Air bearing surface detail |
| | 235.5 | Negative pressure type |
| | 235.6 |  Leading end detail |
| | 235.7 | Trailing end detail |
| | 235.8 | Rail surface detail |
| | 235.9 | Rail side edge detail |
| | 236 | Cross rail detail |
| | 236.1 | Varying width rail |
| | 236.2 | Asymmetrical rail arrangement |
| | 236.3 | Three or more rails/pads |
| | 236.4 | Leading end detail |
| | 236.5 | Trailing end detail |
| | 236.6 | Rail surface detail |
| | 236.7 | Rail side edge detail |
| | 236.8 | Varying width rail |
| | 236.9 | Asymmetrical rail arrangement |
| | 237 | Three or more rails/pads |
| | 237.1 | Partial contact |
| | 240 | HEAD MOUNTING |
| | 250 | For moving head into/out of transducing position |
| | 251 | Tape record having arcuate head retraction movement |
| | 251.1 | Tape record having linear head retraction movement |
| | 254 | Disk record |
| | 260 | For shifting head between tracks |
| | 261 | Tape record having rotary head movement |
| | 261.1 | Tape record having linear head movement |
| | 264 | Disk record |
| | 264.1 | Arcuate head movement |
| | 264.2 | Electrical connection detail onto actuator arm |
| | 264.3 | Driver detail |
| | 265.1 | Limiter/stop |
| | 265.2 | Bearing |
| | 265.7 | E block detail |
| | 266.2 | Linear head movement |
| | 266.3 | Electrical connection detail onto actuator arm |
| | 266.4 | Voice coil |
| | 267 | Band |
| | 267.1 | Cam |
| | 267.2 | Rack |
| | 267.3 | Screw |
| | 267.9 | Including shifting head to different disks |
| | 270 | For moving head during transducing |
| | 271 | Tape record having rotary head |
| | 271.1 | Rotating drum |
| | 271.8 | Stationary drum |
| | 272 | Power supply |
| | 281 | Signal transfer to/from head |
| | 281.1 | Transformer mounting detail |
| | 281.2 | Transformer axis parallel to axis of head rotation |
| | 281.3 | Transformer axis perpendicular to axis of head rotation |
| | 281.4 | Coil/winding detail |
| | 281.5 | Core detail |
| | 281.6 | Electrical or magnetic shielding |
| | 281.7 | Electrical connection between head and rotary part of transformer |
| | 281.8 | Plural transformers |
| | 281.9 | Photoelectric |
| | 282 | Contact type transformer |
| | 274 | Disk record |
| | 290 | For adjusting head position |
| | 241 | Tape record |
| | 241.1 | Plural head mounting on only one tape side |
| | 241.2 | Plural head mounting on opposite tape sides |
| | 241.3 | Head urging detail |
| | 244 | Disk record |
| | 244.1 | IC/circuit component on suspension element |
| | 244.2 | Load beam detail |
| | 244.3 | Laminated beam |
| | 244.4 | Nonmetallic beam |
| | 244.5 | Actuator mount region detail |
| | 244.8 | Spring region detail |
| | 244.9 | Rigid intermediate section detail |
| | 245 | Gimbal mounting region detail |
| | 245.2 | Assembly feature |
| | 245.3 | Gimbal detail |
| | 245.4 | Attachment detail |
| | 245.5 | Integral with load beam |
| | 245.6 | Plural axis components |
| | 245.7 | Motion limiter detail |
| | 245.8 | Electrical connection detail |
| | 246.1 | Full contact suspension |
| | 246.6 | Plural heads for each disk side |
| | 246.8 | Offset heads on opposite sides of disk |
| | 110 | HEAD |
| | 111 | Flux gate |
| | 112 | Hall effect |
| | 313 | Magnetoresistive (MR) reproducing head |
| | 314 | Having multiple interconnected multiple film MR sensors (e.g., dual spin valve magnetoresistive sensor) |
| | 315 | Having multiple interconnected single film MR sensors (e.g., dual magnetoresistive sensor) |
| | 316 | Having multiple independent MR sensors |
| | 317 | Combined with inductive write head in piggyback/merged configuration |
| | 318 | Combined with inductive write head and having MR inside of inductive head |
| | 319 | Detail of magnetic shielding |
| | 320 | Detail of head insulation |
| | 321 | Having flux guide detail |
| | 322 | Detail of sense conductor |
| | 323 | Electrostatic Discharge (ESD) protection |
| | 324 | Having Giant Magnetoresistive (GMR) or Colossal Magnetoresistive (CMR) sensor formed of multiple thin films |
| | 324.1 | Having one film pinned (e.g., spin valve) |
| | 324.11 | Detail of pinned film or additional film for affecting or biasing the pinned film |
| | 324.12 | Detail of free layer or additional film for affecting or biasing the free layer |
| | 324.2 | Having tunnel junction effect |
| | 325 | Having Anisotropic Magnetoresistive (AMR) sensor formed of multiple thin films |
| | 326 | Having Giant Magnetoresistive (GMR) or Colossal Magnetoresistive (CMR) sensor formed of a single thin film |
| | 327 | Having Anisotropic Magnetoresistive (AMR) sensor formed of a single thin film |
| | 328 | Magnetostrictive head |
| | 114.01 | Read only detector using light for reading magnetically recorded information on tape |
| | 114.02 | Light beam generator detail |
| | 114.04 | Beam splitter detail |
| | 114.05 | Readout detector detail |
| | 114.1 | Rotary head |
| | 115 | Flux scanning |
| | 116 | Cathode ray |
| | 117 | Hand-held |
| | 118 | Erase |
| | 121 | Plural gaps |
| | 119.01 | Gap spacer |
| | 122 | Head surface structure |
| | 123.01 | Coil |
| | 123.02 | For perpendicular recording head |
| | 123.03 | Location |
| | 123.06 | Configuration detail |
| | 123.09 | Insulation detail |
| | 123.1 | Electrical connection detail |
| | 123.11 | Plural separate coils |
| | 123.12 | Shielding/protection |
| | 123.13 | For longitudinal recording head |
| | 123.14 | Pancake type |
| | 123.17 | Plural separate coils |
| | 123.18 | Single plane coil |
| | 123.19 | Configuration detail |
| | 123.2 | Trace cross section shape |
| | 123.21 | Trace spacing |
| | 123.22 | Coil spacing from storage medium |
| | 123.23 | Coil spacing from plane of gap |
| | 123.24 | Seed layer |
| | 123.25 | Insulation detail |
| | 123.35 | Plural diverse layers |
| | 123.36 | Electrical connection detail |
| | 123.37 | Shielding/protection |
| | 123.38 | Plural plane coil |
| | 123.39 | Intercoil layer electrical connection detail |
| | 123.4 | Configuration detail |
| | 123.41 | Trace cross section shape |
| | 123.42 | Trace spacing |
| | 123.43 | Coil spacing from storage medium |
| | 123.44 | Coil spacing from plane of gap |
| | 123.45 | Seed layer |
| | 123.46 | Insulation detail |
| | 123.56 | Plural diverse layers |
| | 123.57 | Electrical connection detail |
| | 123.58 | Shielding/protection |
| | 123.59 | Location |
| | 125.01 | Core |
| | 125.02 | Perpendicular recording head |
| | 125.03 | Main/recording pole |
| | 125.04 | Plural poles |
| | 125.05 | Offset from track centerline |
| | 125.06 | Separate pole tip |
| | 125.07 | Junction detail |
| | 125.08 | Laminated |
| | 125.09 | Nonuniform width transducing face |
| | 125.1 | Nonuniform width vertically |
| | 125.11 | Nonuniform thickness vertically |
| | 125.12 | Laminated |
| | 125.13 | Nonuniform width transducing face |
| | 125.14 | Nonuniform width vertically |
| | 125.15 | Nonuniform thickness vertically |
| | 125.16 | Return pole |
| | 125.17 | Plural poles |
| | 125.18 | Offset from track centerline |
| | 125.19 | Nonuniform width transducing face |
| | 125.2 | Nonuniform width vertically |
| | 125.21 | Nonuniform thickness vertically |
| | 125.22 | Separate pole tip |
| | 125.26 | Laminated |
| | 125.27 | Coupling section |
| | 125.3 | Accessory feature |
| | 125.33 | Thin film longitudinal recording head |
| | 125.34 | Pancake type |
| | 125.35 | Core section adjacent medium |
| | 125.36 | Back core section remote from medium |
| | 125.37 | Coupling section |
| | 125.38 | Substrate |
| | 125.41 | Pole adjacent substrate |
| | 125.42 | Zero throat height detail |
| | 125.43 | Separate pole tip |
| | 125.44 | Junction detail |
| | 125.45 | Laminated |
| | 125.46 | Nonuniform width transducing face |
| | 125.47 | Nonuniform width vertically |
| | 125.48 | Nonuniform thickness vertically |
| | 125.49 | Projecting |
| | 125.5 | Laminated |
| | 125.51 | Nonuniform width transducing face |
| | 125.52 | Nonuniform width vertically |
| | 125.53 | Nonuniform thickness vertically |
| | 125.54 | Pole remote from substrate |
| | 125.55 | Zero throat height detail |
| | 125.56 | Separate pole tip |
| | 125.57 | Junction detail |
| | 125.58 | Laminated |
| | 125.59 | Nonuniform width transducing face |
| | 125.6 | Nonuniform width vertically |
| | 125.61 | Nonuniform thickness vertically |
| | 125.62 | Projecting |
| | 125.63 | Laminated |
| | 125.64 | Nonuniform width transducing face |
| | 125.65 | Nonuniform width vertically |
| | 125.66 | Nonuniform thickness vertically |
| | 125.67 | Coupling section |
| | 125.71 | Accessory feature |
| | 128 | Head accessory |
| | 131 | RECORD MEDIUM |
| | 137 | MISCELLANEOUS |
| CROSS-REFERENCE ART COLLECTIONS | ||
| | 900 | DISK DRIVE PACKAGING |
| FOREIGN ART COLLECTIONS | ||
| FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
| Any foreign patents or non-patent literature from subclasses that have been reclassified have been transferred directly to FOR Collections listed below. These Collections contain ONLY foreign patents or non-patent literature. The parenthetical references in the Collection titles refer to the abolished subclasses from which these Collections were derived. | ||
| FOR202 | FLUID BEARING HEAD (360/102) |
| FOR204 | HEAD MOUNTING (360/104) |
| FOR205 | For moving head into and out of transducing position (360/105) |
| FOR206 | For shifting head between tracks (360/106) |
| FOR207 | For moving head during transducing (360/107) |
| FOR209 | For adjusting head position (360/109) |
| FOR213 | MAGNETORESISTIVE OR MAGNETOSTRICTIVE HEAD (360/113) |
| HEAD (340/110) |
| RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING (360/88) |
| HEAD |
| RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING (360/88) |