| ReturnTo Theme-Group-Choice | Onelevelup |
| 3J059 | SPRINGS | |
| F16F1/00 -6/00 | ||
| F16F1/00-3/12@Z | AA | AA00 PROBLEM TO BE SOLVED FOR DEFORMATION CHARACTERISTIC OF SPRING |
AA01 | AA02 | AA03 | AA04 | AA05 | AA06 | AA07 | AA08 | AA09 | AA10 |
| . Facilitating deformation | . . in the direction of rotation | . Impeding deformation | . . regulating maximum deformation | . Forcibly deforming springs in specific directions | . Nonlinear deformation characteristics (AC01 takes precedence) | . . discontinuous (AC02 takes precedence) | . Damping vibration of springs per se; Preventing resonance of springs per se | . Controlling e.g. changing spring constants | . Other deformation characteristics of springs *FW | |||
| AB | AB00 PROBLEM TO BE SOLVED FOR PHYSICAL OR CHEMICAL CHARACTERISTIC |
AB01 | AB02 | AB03 | AB04 | AB05 | AB06 | AB07 | ||||
| . Thermal characteristics e.g. cooling | . . using springs in low temperature atmospheres | . Electrical characteristics | . . of conductivity | . Chemical characteristics | . . against erosion | . Preventing plastic deformation | ||||||
| AB11 | AB12 | AB13 | AB14 | AB15 | AB16 | AB17 | AB20 | |||||
| . Taking account of durability | . . preventing damage caused by friction | . . preventing intensive stresses | . . Lubrication | . . Protection | . . . sealing sliding surfaces | . Securing functions of damaged single springs | . Problems to be solved for physical or chemical characteristics not otherwise provided for *FW | |||||
| AC | AC00 PROBLEM TO BE SOLVED FOR COMBINATION OF SPRING |
AC01 | AC02 | AC03 | AC04 | AC05 | AC06 | AC10 | ||||
| . Nonlinear deformation characteristics | . . discontinuous | . Distributing loads among a plurality of springs | . . Ratios thereof | . offsetting unwanted deformation or stresses | . Taking account of damage e.g. fail-safes | . Problems to be solved for combinations of springs not otherwise provided for *FW | ||||||
| AD | AD00 PROBLEM TO BE SOLVED FOR MANUFACTURING, WORKING, OR ASSEMBLING |
AD01 | AD02 | AD03 | AD04 | AD05 | AD06 | AD10 | ||||
| . Assembling or attaching | . . facilitating assembling or working | . . Positioning | . Manufacturing or working | . . facilitating manufacturing or working | . Adjusting materials | . Problem to be solved for manufacturing working or assembling not otherwise provided for *FW | ||||||
| AE | AE00 OTHER PROBLEM TO BE SOLVED |
AE01 | AE02 | AE03 | AE04 | AE05 | AE10 | |||||
| . Preventing springs from being displaced when in use | . Detecting deformation | . Maintaining or checking | . Reducing size or weight | . Reducing costs | . Problems to be solved not otherwise provided for * FW | |||||||
| BA | BA00 SHAPE OF MAIN SECTION OF SPRING |
BA01 | BA02 | BA03 | BA04 | BA05 | BA06 | BA07 | BA08 | BA09 | ||
| . Coil or wound springs | . . Torsion coil springs | . . Annular coil springs e.g. garter springs | . . in special shapes * FW | . . . changing winding diameters | . . . changing winding pitches | . . . changing directions of windings | . . . of wires having non-circular cross sections e.g. oval or rectangular coil springs | . . . of wires having hollow cross sections | ||||
| BA11 | BA12 | BA13 | BA14 | BA15 | BA16 | BA17 | BA18 | BA19 | ||||
| . Leaf springs | . . Cantilever leaf springs | . . having a plurality of springs integrally formed on a leaf | . . Multi-leaf springs | . . in particular shapes *FW | . . . having non-rectangular cross sectional shapes | . . . changing cross-sectional shapes longitudinally | . . . having bends longitudinally | . . . . bending main sections of springs gradually | ||||
| BA21 | BA22 | BA23 | BA24 | BA25 | BA26 | BA27 | ||||||
| . Dished disc springs | . . Flat plate types | . . Conical types | . . having grooves | . . . cut into the centre of the dished disc springs | . . having bent sections | . . . concentrically | ||||||
| BA31 | BA32 | BA33 | BA34 | BA35 | BA36 | BA37 | BA38 | BA39 | ||||
| . Wire springs | . . having planar bends | . . having three-dimensional bends | . . having repeated bends e.g. zigzag springs | . . . with irregular intervals | . Torsion springs e.g. torsion bars | . Mainsprings or spiral springs | . Ring springs | . Members having narrow sections serving as springs | ||||
| BA41 | BA42 | BA43 | ||||||||||
| . Springs made of a material having high internal friction e.g. rubber springs | . . having rigid tubes through inner and outer circumferences of elastic materials e.g. bushes | . . Laminated rubber springs | ||||||||||
| BA52 | BA53 | BA54 | BA55 | BA56 | BA57 | BA58 | BA59 | BA60 | ||||
| . . having outer circumferences in the shape of rotary bodies | . . . spherical or oval | . . . cylindrical | . . . conical | . . . barrel-shaped | . . . toroidal | . . . having ridges in the directions of outer circumferences | . . . . having H-shaped cross sections | . . . bellows-shaped | ||||
| BA62 | BA63 | BA64 | BA65 | BA66 | BA67 | BA68 | BA69 | |||||
| . . having outer circumferences not in the shape of rotary bodies | . . . flat | . . . having rectangular longitudinal sections | . . . having trapezoidal longitudinal sections | . . . of main sections of springs partially having round shapes | . . . having repetitive shapes | . . . . planarly | . . . . three-dimensionally | |||||
| BA72 | BA73 | BA74 | BA75 | BA76 | BA77 | BA78 | BA79 | BA80 | ||||
| . . having holes | . . . in the axial view | . . . . having a symmetric face | . . . . axisymmetrical to the axes | . . . in the perpendicular view | . . . . perpendicular to the axes | . . . repeated planarly | . . . repeated three-dimensionally | . Shapes of main sections of springs not otherwise provided for * FW | ||||
| BB | BB00 STRUCTURE OF SPRING SYSTEM AS A WHOLE (MULTI-LEAF SPRING IS CONSIDERED TO BE A SINGLE SPRING.) |
BB01 | BB02 | BB03 | BB04 | BB05 | BB06 | BB07 | BB08 | BB09 | BB10 | |
| . Springs composed of single springs | . Springs composed of multiple springs | . . arranging loads in line | . . arranging loads in parallel | . . . contacting frictionally | . . . embedded | . . combining the same springs | . . combining different springs | . . . combining springs made of materials having high internal friction and those having low internal friction | . Structures of springs as a whole not otherwise provided for * FW | |||
| BC | BC00 MATERIAL COMPOSING SPRING |
BC01 | BC02 | BC03 | BC04 | BC05 | BC06 | BC07 | BC08 | |||
| . Metals | . . mainly composed of iron | . . Alloys having shape memory superplasticity or superelasticity | . Plastics | . Elastomers | . . Rubbers | . . . having high viscosity and elasticity | . . . Natural rubber mixed with carbon black | |||||
| BC11 | BC12 | BC13 | BC14 | BC15 | BC16 | BC17 | BC19 | BC20 | ||||
| . Combining different kinds of materials e.g. composite materials | . . adhering materials | . . having reinforced fibres | . . . containing short fibres | . . . containing fibres long enough to extend along the springs | . . . aligning fibres regularly | . . . having uneven density of fibres | . having specified numerical values e.g. volume ratio or mixing ratio | . Materials composing springs not otherwise provided for * FW | ||||
| BD | BD00 LOAD APPLIED TO MAIN SECTION OF SPRING (UNKNOWN LOAD IS NOT CLASSIFIED) |
BD01 | BD02 | BD03 | BD04 | BD05 | BD06 | BD07 | BD08 | BD09 | BD10 | |
| . Compression | . Tension | . Bends | . Torsion | . Shear | . Wrenching or yawing | . Radial loads | . Loads applied to rolling materials | . Combined loads | . Loads applied to main sections of springs not otherwise provided for * FW | |||
| CA | CA00 STRUCTURE OF ATTACHMENT OR ASSEMBLY OF MAIN SECTION OF SPRING |
CA01 | CA02 | CA03 | CA04 | CA05 | CA06 | CA07 | CA08 | CA09 | ||
| . simply extended from main sections of springs | . having configurational sections for attachment | . . bended | . . . Hooks | . . . wound | . . . . Eyes | . . stepped | . . . Grooves or multiple steps | . . . Serrations or splines | ||||
| CA12 | CA13 | CA14 | CA20 | |||||||||
| . . bored | . . . Blind bores | . . . Through-holes | . . Structures of attachment or assembly of main sections of springs not otherwise provided for *FW | |||||||||
| CB | CB00 TYPE OF CONNECTION OF MEMBER RECEIVING MAIN SECTION OF SPRING |
CB01 | CB02 | CB03 | CB04 | CB05 | CB06 | CB07 | CB08 | CB09 | ||
| . fixed | . . configurationally | . . . screwed | . . . fixed by separate members other than screws | . . . embedded deformed plastically or the like | . . . preventing disconnection by moving members unidirectionally | . . frictionally | . . . using separate members | . . adhered | ||||
| CB11 | CB12 | CB13 | CB14 | CB15 | CB16 | CB17 | CB18 | CB19 | CB20 | |||
| . pivotally connected | . sliding linearly | . . inside grooves | . sliding planarly | . inserted into bores | . . by pressure | . hooked (CB15 takes precedence.) | . . to grooves | . . to pins | . Types of connection not otherwise provided for * FW | |||
| CC | CC00 SPECIAL STRUCTURE OF ATTACHMENT |
CC01 | CC02 | CC03 | CC10 | |||||||
| . Means for preventing displacement of attachment | . having deformable inclusions in attachment | . . deforming elastically | . Special structures of attachment not otherwise provided for * FW | |||||||||
| DA | DA00 OTHER AUXILIARY STRUCTURE |
DA01 | DA02 | DA03 | DA04 | DA05 | DA06 | |||||
| . for adjusting characteristics | . . facilitating deformation | . . . Planar or linear sliding members | . . . . Friction sliding | . . . Sliding members in the direction of rotation | . . . . Friction sliding | |||||||
| DA12 | DA13 | DA14 | DA15 | DA16 | DA17 | DA18 | DA19 | DA20 | ||||
| . . impeding deformation | . . . Elastomeric stoppers | . . . . having abutting surfaces one of which is rigid | . . . . integrated with main sections of spring | . . . Rigid members | . . . . regulating linear movement only | . . . . embedded in main sections of springs | . . . . integrated with attachment | . . . Stoppers regulating volume | ||||
| DA22 | DA23 | DA24 | DA25 | DA26 | DA27 | |||||||
| . . for preventing resonance or damping vibration | . . . Weights e.g. counterbalances | . . . Damping means for fluids | . . . Friction means | . . . Viscoelastic members | . . . . composed of the same material as those of main sections of springs | |||||||
| DA32 | DA33 | DA34 | DA35 | DA36 | ||||||||
| . . arbitrarily adjusting spring constants | . . . Screws | . . . Fluid means | . . . Thermal means | . . . Functional materials e.g. shape-memory alloys | ||||||||
| DA41 | DA42 | DA43 | DA44 | DA45 | DA46 | DA47 | DA50 | |||||
| . for protection | . . for sealing | . . . Covers | . . . Seals e.g. lip seals | . . by adhering to the surfaces | . . . Coatings | . . . Raising | . Auxiliary structure not otherwise provided for * FW | |||||
| EA | EA00 MANUFACTURING, WORKING, OR ASSEMBLING |
EA01 | EA02 | EA03 | EA04 | EA05 | EA06 | EA07 | EA08 | EA09 | ||
| . Punching cutting scraping or grinding | . Plastic deformation e.g. bending | . Moulding | . Chemical working or manufacturing | . . crosslinking macromolecular materials | . . . Vulcanisation | . . Etching | . Surface treatments | . Thermal treatments | ||||
| EA11 | EA12 | EA13 | EA14 | EA15 | EA17 | EA20 | ||||||
| . Assembling | . . joining members | . . . Adhering or welding | . . . Press fitting | . . Adjusting springs after assembling them | . Specifying numerical values | . Manufacturing working or assembling not otherwise provided for * FW | ||||||
| GA | GA00 USE |
GA01 | GA02 | GA03 | GA04 | GA05 | GA07 | GA08 | GA09 | |||
| . Vehicles e.g. automobiles | . . Suspensions | . . . supporting shock-absorbers | . . . supporting links | . . . supporting stabilisers | . . Engines | . . . Valves | . . . supporting engines | |||||
| GA12 | GA13 | GA14 | GA16 | GA17 | GA20 | |||||||
| . . Transmissions | . . . Brakes | . . . Clutches | . . Operation mechanisms | . . . Levers | . . Specific parts of vehicles not otherwise provided for * FW | |||||||
| GA21 | GA22 | GA23 | GA24 | GA25 | GA26 | GA27 | GA28 | GA30 | ||||
| . Electrical products | . . Springs for switches | . . Contacts | . . Magnetic heads | . . Cassette tape retainers | . . Cassette covers | . . Driving mechanisms | . . supporting motors | . . Specific parts of electrical products not otherwise provided for * FW | ||||
| GA31 | GA32 | GA33 | GA34 | GA35 | GA36 | GA37 | GA38 | GA39 | ||||
| . Optical machines | . Conveyors | . Machines for construction or civil-engineering | . Agricultural machines | . Clips | . Chairs | . Beds | . Scales | . Valves | ||||
| GA41 | GA42 | GA43 | GA50 | |||||||||
| . Legs for preventing vibration | . . for buildings | . Suspending members | . Use not otherwise provided for * FW |