F-Term-List

B21D5/00-9/18

AA00
TYPES OF MATERIALS TO BE PROCESSED

AA01

AA02

AA03

AA04

AA05

AA06

AA07

AA08

AA09

AA10

. Plates

. . Laminated plates

. Bars

. . Pipes

. . . Pipes with a large diameter

. . . Angled pipes

. . . Multi-layered pipes

. . Rods

. . . Iron bars

. . . Cables

AA11

AA12

AA13

AA15

AA16

AA17

AA18

AA19

AA20

. . Profile materials

. . . H-shaped materials

. Both plates and bars

. Leads of electrical devices

. Materials with plastic coatings

. Characteristic materials

. . Nonferrous metals

. . . Aluminum

. Others

BA00
BENDING PROCESSES USING PRESS-BENDING

BA01

BA02

BA03

BA05

BA06

BA07

BA08

BA09

BA10

. Bending by rams and dies (i.e., anvils)

. Bending by pushing pressure

. . Workpiece-holding devices with a sliding motion

. . Workpiece-holding devices with a rolling motion

. . Workpiece-holding devices that move along the workpiece

. Bending by means of press brakes

. Multiforming machines

. Presses for forming U-shaped or O-shaped pipes

. . Presses for U-shaped pipes

BA11

BA12

BA20

. . Presses for O-shaped pipes

. . Forming into a C-shape

. Others

BB00
BENDING PROCESSES USING ROLLS

BB01

BB02

BB03

BB04

BB05

BB06

BB07

BB08

BB09

BB10

. Bending by feeding between rolls

. . Two rolls

. . Three rolls

. . Four or more rolls

. Bending and forming using rolls

. . Roll-forming of pipes

. . . Edge bending

. . Forming using a specially shaped roll

. Bending around support rolls

. Others

BC00
BENDING PROCESSES USING WRAP-BENDING

BC01

BC02

BC03

BC04

BC05

BC06

BC08

BC09

BC10

. Press wrap-bending

. . Folding benders

. . Tangent benders

. Compression wrap-bending

. . Push-pressure roll-bending means

. Wrap-bending using rotary-bending dies

. . Dies with multi-step grooves

. . Reciprocally rotating dies (e.g., bending in the left and right directions)

. . Use of pressing force or tensile force

BC11

BC13

BC14

BC15

BC16

BC17

BC18

BC19

BC20

. Bending by the rotation of an arm unit

. Tensile bending

. Bending by means of rotating panels

. Push-bending using curved dies or the like

. Draw-bending using dies or the like

. Bending using chains and ropes

. Portable benders

. . Manual benders

. . . Benders with manually operated levers

BC21

BC29

BC30

. . . Pliers-type benders

. Combinations (i.e., of BA to BC)

. Others

CA00
TYPES OF BENDING SHAPES

CA01

CA02

CA03

CA04

CA05

CA06

CA07

CA08

CA09

CA10

. V-shaped bends

. U-shaped bends

. R-shaped bends

. Z-shaped bends

. L-shaped bends and square U- and square C-shaped bends

. Hat-shaped bends

. Multiple bends

. . Square wrap-bending

. . Wave-bending (i.e., snaking)

. . . Curved-wave bending

CA11

CA12

CA13

CA14

CA20

. . . Wave bending with sharp corners

. Formation of surfaces with compound curves and formation of spherical surfaces

. Double-bending

. Wrinkle-bending

. Others

DA00
BENDING DIES AND EXCHANGE OF DIES

DA01

DA02

DA03

DA04

DA05

DA06

DA07

DA08

DA09

DA10

. Die structures and die materials

. . Upper dies

. . Lower dies

. . Rolling or swinging dies

. . . Roll-dies

. . Use of cam mechanisms

. . . Mechanisms with rolling or swinging cams

. . Divided dies

. . . Laminated dies

. . Rotary multi-faced dies

DA11

DA13

DA14

DA15

DA16

DA17

DA18

DA19

DA20

. . Flexible dies

. Die selection and die exchange

. . Upper-die selection and upper-die exchange

. . . Selection and exchange by laminated divided dies

. . . Use of rolling mechanisms

. . Lower-die selection and lower-die exchange

. Die detachment and die mounting

. Die-positioning adjustment

. Others

EA00
ROLLS

EA01

EA02

EA03

EA04

EA05

EA06

EA07

EA08

EA09

EA10

. Roll structures

. . Fin pass rolls

. . Divided structures and assembly structures

. . Rolls with layers of flexible rubber

. Roll rearrangement and exchange

. Roll stands

. Roll mounting

. Roll drives

. Roll adjustment

. . Depression force

EA11

EA12

EA20

. . Width and spaces

. . Position and inclination

. Others

FA00
BENDING MACHINES IN GENERAL

FA01

FA02

FA03

FA04

FA05

FA06

FA07

FA08

FA09

FA10

. Ram drives and ram balancing

. Ram-stroke adjustment and bottom-point adjustment

. Beds and frames

. . Deflection bending

. Detection means and measurement means

. Safety devices

. Attached jigs

. Use of robots

. Fluid-pressure circuits

. Others

GA00
HANDLING OF PROCESSED MATERIALS

GA01

GA02

GA03

GA04

GA05

GA06

GA07

GA08

GA09

GA10

. Support and holding

. . Support tables

. Positioning

. . Gauges

. Supply and discharge

. . Trailing

. . . Table trailing dies

. . . . Table trailing dies with link mechanisms

. . Rotation and inversion

. Clamps

GA20

. Others

HA00
MANDRELS

HA01

HA02

HA03

HA04

HA05

HA10

. Rigid mandrels

. Flexible mandrels

. Bead-string mandrels

. Filling materials without fixed shapes (e.g., sand)

. Bending using mandrels

. Others

JA00
BENDING MEASURES

JA01

JA02

JA03

JA04

JA05

JA06

JA07

JA08

JA10

. Measures against spring-back

. Prevention of deformation (i.e., buckling)

. . Prevention of warps and bends

. . Prevention of bias and wrinkling

. . Prevention of torsion

. Prevention of cracks and scratches

. Improvement of bending accuracy

. Bending order

. Others

KA00
BENDING CONDITIONS AND PREPARATORY TREATMENTS FOR BENDING

KA01

KA02

KA03

KA04

KA05

KA06

KA07

KA08

KA09

KA10

. Temperature

. . Hot bending

. . . Specific heating temperatures

. . . High-frequency induction heating

. . Treatments accompanied by cooling

. Provision of tension and compression force

. Bend angles

. Bend radii

. Speed

. Thickness and aperture (i.e., inner diameter)

KA11

KA12

KA13

KA14

KA15

KA16

KA20

. Preparatory treatments

. . Heat-treatment of the workpiece

. . Thickness processing of the workpiece

. . Notch processing of the workpiece

. Post-treatments

. Elimination of stress

. Others

LA00
DETECTION, CONTROL, AND ADJUSTMENT

LA01

LA02

LA03

LA04

LA06

LA07

LA08

LA09

LA10

. Control in general

. . Program control

. . . Numerical control (NC)

. . Parameter-related control

. Objects of detection, control, and adjustment

. . Shape alteration

. . . Bend angles

. . . Bend radii

. . . Spring-back quantity

LA11

LA12

LA13

LA14

LA15

LA16

LA17

LA19

LA20

. . Pressure

. . . Depression force

. . . Tension and compression force

. . Speed

. . Thickness and aperture (i.e., inner diameter)

. . Temperature

. . Position and distance (i.e., length)

. Bend data

. Others

MA00
PRODUCTS

MA01

MA02

MA03

MA04

MA05

MA06

MA07

MA08

MA09

MA10

. Cylindrical bodies

. . Tube materials

. . . Conical tubes and tapered tubes

. . . Square tubes

. . . Elbow tubes

. . Can pipes

. Materials with a specific profile

. . H-shaped materials

. . U-shaped materials

. Construction materials

MA11

MA12

MA13

MA14

MA15

MA16

MA17

MA18

MA19

MA20

. . Panel boards

. . Roof panels

. . Frames and sashes

. . Gutters

. . Construction materials with reinforcement ribs

. Boxes and cases

. Products for heat exchangers

. Parts for automobiles and two-wheeled vehicles

. . Bumpers

. . Molding

MA21

MA22

MA30

. Parts for electrical equipment

. Products for kitchen use

. Others

4E063	Bending of plates, rods, and pipes
	B21D5/00 -9/18