| ReturnTo Theme-Group-Choice | Onelevelup |
| 3J049 | DEVICES FOR CONVEYING MOTION BY MEANS OF ENDLESS FLEXIBLE MEMBERS | |
| F16H7/00 -7/24 | ||
| F16H7/00-7/24 | AA | AA00 TYPES OF FLEXIBLE MATERIALS |
AA01 | AA02 | AA03 | AA04 | AA06 | AA08 | AA09 | AA10 | ||
| . Belts | . . V-belts | . . Belts with teeth (i.e., timing belts) | . . Belts with vertical grooves | . Ropes | . Chains | . . Ball chains | . Others | |||||
| AB | AB00 NUMBER OF FLEXIBLE MEMBERS, NUMBER OF DRIVEN SHAFTS, AND INTERMEDIATE SHAFTS |
AB01 | AB03 | AB05 | ||||||||
| . Two or more flexible members | . Two or more drive shafts | . Intermediate shafts | ||||||||||
| BA | BA00 PRIMARY DRIVE PULLEYS (I.E., VARIATION OF TENSION 1) |
BA01 | BA02 | BA03 | BA05 | BA07 | BA09 | |||||
| . Movement of the primary drive shaft | . . Swivel types | . . Direct-acting drive shafts | . Movement of intermediate shafts | . Movement of the pulley to the shafts | . Changing of the effective diameter of the pulley | |||||||
| BB | BB00 ENERGIZED MEMBERS (I.E., VARIATION OF TENSION 2) |
BB01 | BB02 | BB03 | BB04 | BB05 | BB06 | BB08 | BB10 | |||
| . Energized members | . . Sliding members | . . . Plate springs | . . Rolling plate springs | . . . Pulleys and rollers | . . . Sprockets | . Two or more energized members | . Support and mounting of energizing mechanisms | |||||
| BB11 | BB12 | BB13 | BB14 | BB15 | BB16 | BB17 | BB19 | |||||
| . Energizing means | . . Plate springs | . . Compression coil springs | . . Extension coil springs | . . Torsion springs and clockwork springs | . . Rubber and other elastic members | . . Fluid pressure | . Variation of tension without energizing means | |||||
| BB21 | BB22 | BB23 | BB25 | BB26 | BB27 | |||||||
| . Energizing direction | . . Internal-to-external direction only | . . External-to-internal direction only | . Damper mechanisms | . . Hydraulic-pressure-damper mechanisms | . . Shearing force of viscosity | |||||||
| BB31 | BB32 | BB33 | BB34 | BB35 | BB37 | BB39 | ||||||
| . Self-locking or detent mechanisms | . . Wedges | . . Ratchets | . . Screw mechanisms | . . Check valves | . Overload-prevention mechanisms | . Flexible members with tension mechanisms | ||||||
| BC | BC00 ENERGIZED-FORCE ADJUSTMENT AND OTHERS (I.E., VARIATION OF TENSION 3) |
BC01 | BC03 | BC04 | BC06 | BC07 | BC08 | BC09 | BC10 | |||
| . Manual adjustment mechanisms | . Automatic adjustment mechanisms | . . Automatic adjustment including external control | . Adjustment means | . . Screw drives | . . Hydraulic-pressure drives | . . Shaft torque and rotating speed | . Others | |||||
| BD | BD00 CLUTCH MECHANISM |
BD01 | BD02 | BD03 | BD04 | BD05 | BD07 | BD08 | BD09 | BD10 | ||
| . Use of tension pulleys | . . Tension pulleys with characteristic actuation mechanisms | . . . Mechanical systems | . . . . Mechanical systems including wire operation | . . . Actuation mechanisms including fluid-pressure operation | . Clutch mechanisms between the shaft and the pulley | . . Centrifugal clutches | . . Electromagnetic clutches | . Others | ||||
| BE | BE00 GUIDES FOR FLEXIBLE MEMBERS |
BE01 | BE02 | BE03 | BE04 | BE05 | BE06 | BE08 | BE09 | BE10 | ||
| . Guide members | . . Guide members surrounding the pulley | . . Guide members between shafts | . . . Inner side only | . . . Outer side only | . . Guide members on side units | . Support and mounting of guide members | . Shapes, structures, and materials of guide surfaces | . Idlers | ||||
| BF | BF00 CONTACT UNITS OF THE PULLEY AND THE FLEXIBLE MEMBER |
BF01 | BF02 | BF03 | BF05 | BF06 | BF07 | BF09 | BF10 | |||
| . Shapes and structures | . . Teeth shapes | . . Pitch of teeth | . Materials | . . Pulleys | . . Flexible members | . Contact effected by magnetic force | . Others | |||||
| BG | BG00 DETECTION AND INDICATION OF TRANSMISSION CONDITIONS |
BG01 | BG02 | BG03 | BG04 | BG05 | BG06 | BG07 | BG10 | |||
| . Slips | . Cutting | . Tension (i.e., overloads) | . Meandering | . Abrasion | . Speed | . Temperature | . Others | |||||
| BH | BH00 CHARACTERISTICS OTHER THAN BA TO BG |
BH01 | BH02 | BH04 | BH05 | BH07 | BH08 | BH10 | ||||
| . Pulley structures | . Support and mounting of pulleys | . Structure of the flexible member | . Mounting of the flexible member | . Arrangement of the primary driveshaft | . . Non-parallel arrangements | . Methods for suspending the flexible member | ||||||
| BH11 | BH13 | BH15 | BH20 | |||||||||
| . Lubrication and cooling | . Cover members | . Transmission mechanisms (i.e., reciprocal rotation) | . Others | |||||||||
| CA | CA00 USES |
CA01 | CA02 | CA03 | CA04 | CA05 | CA06 | CA07 | CA08 | CA10 | ||
| . Engines | . . Cam-shaft drives | . . Auxiliary drives | . Automobiles | . Two-wheeled vehicles (i.e., three-wheeled vehicles) | . Work machines | . . Agricultural machinery | . Belt conveyers | . Others |