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IPC 7
B30-B30B01534

SECTION B – PERFORMING OPERATIONS; TRANSPORTING


B 30PRESSES


B 30 BPRESSES IN GENERAL (producing ultra-high pressure or ultra-high pressure and high temperature to effect modifications of a substance, e.g. for making artificial diamonds B01J 3/00) [2]


Note

 This subclass covers:

 presses in general;

 those presses, for particular purposes, which are not provided for elsewhere.


Subclass Index

PRESSES CHARACTERISED BY OPERATION OF PRESSING MECHANISMS 

B30B 1/00, B30B 3/00, B30B 5/00, B30B 7/00 

PRESSES FOR SPECIAL PURPOSES 

B30B 9/00, B30B 11/00 

OTHER PRESSES 

B30B 12/00 

DETAILS, ACCESSORIES, CONTROL 

B30B 15/00 

OTHER PRESSING METHODS 

B30B 13/00 



1/

00Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen

1/

02.by lever mechanism (by toggle mechanism B30B 1/10)

1/

04..operated by hand or foot

1/

06..operated by cams, eccentrics, or cranks

1/

08..operated by fluid-pressure means

1/

10.by toggle mechanism

1/

12..operated by hand or foot

1/

14..operated by cams, eccentrics, or cranks

1/

16..operated by fluid-pressure means

1/

18.by screw means

1/

20..driven by hand

1/

22..driven through friction disc means

1/

23..operated by fluid-pressure means  [2]

1/

24.by rack-and-pinion means

1/

26.by cams, eccentrics, or cranks

1/

28..the cam, crank, or eccentric being disposed below the lower platen or table and operating to pull down the upper platen or slide

1/

30.by the pull of chains or ropes

1/

32.by plungers under fluid pressure

1/

34..involving a plurality of plungers acting on the platen (gas operated B30B 1/38)

1/

36..having telescoping plungers (gas operated B30B 1/38)

1/

38..wherein the plungers are operated by pressure of a gas, e.g. steam, air

1/

40.by wedge means

1/

42.by magnetic means, e.g. electromagnetic  [2]


3/

00Presses characterised by the use of rotary pressing members, e.g. rollers, rings, discs

3/

02.co-operating with a fixed member

3/

04.co-operating with one another, e.g. with co-operating cones

3/

06..arranged one within another, e.g. with a roller disposed within a rotating ring and co-operating with the inner surface thereof


5/

00Presses characterised by the use of pressing means other than those mentioned in the preceding groups

5/

02.wherein the pressing means is in the form of a flexible element, e.g. diaphragm, urged by fluid pressure  [2]

5/

04.wherein the pressing means is in the form of an endless band

5/

06..co-operating with another endless band


7/

00Presses characterised by a particular arrangement of the pressing members

7/

02.having several platens arranged one above the other

7/

04.wherein pressing is effected in different directions simultaneously or in turn


9/

00Presses specially adapted for particular purposes

9/

02.for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material (kitchen equipment A47J; filtering, e.g. straining solids from liquids, using presses in combination with filtering elements B01D; expelling water from textile fabrics or laundry D06C, D06F; drying F26)

9/

04..using press rams

9/

06...co-operating with permeable casings or strainers

9/

08...co-operating with a rotary casing

9/

10...without use of a casing

9/

12..using pressing worms or screws co-operating with a permeable casing

9/

14...operating with only one screw or worm

9/

16...operating with two or more screws or worms

9/

18...with means for adjusting the outlet for the solid

9/

20..using rotary pressing members, other than worms or screws, e.g. rollers, rings, discs

9/

22..using a flexible element, e.g. diaphragm, urged by fluid pressure (connection of valves to inflatable elastic bodies B60C 29/00)  [3]

9/

24..using an endless pressing band

9/

26..Permeable casings or strainers

9/

28.for forming shaped articles (from material in powder, granular, or paste form, e.g. briquetting presses, B30B 11/00)

9/

30.for baling; Compression boxes therefor (baling hay, straw, or the like A01F)

9/

32.for consolidating scrap metal or for compacting used cars


11/

00Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses (for clay or mixtures containing cement B28B; for plastics B29)

11/

02.using a ram exerting pressure on the material in a moulding space

11/

04..co-operating with a fixed mould

11/

06...each charge of the material being compressed against the previously formed body

11/

08..co-operating with moulds carried by a turn-table

11/

10...intermittently rotated

11/

12..co-operating with moulds on the circumference of a rotating drum

11/

14..co-operating with moulds on a movable carrier other than a turn-table or a rotating drum

11/

16.using pocketed rollers, e.g. two co-operating pocketed rollers

11/

18.using profiled rollers

11/

20.Roller-and-ring machines, i.e. with roller disposed within a ring and co-operating with the inner surface of the ring

11/

22.Extrusion presses; Dies therefor (extruding by the use of roller-and-ring machines B30B 11/20)

11/

24..using screws or worms

11/

26..using press rams

11/

28..using perforated rollers or discs

11/

30..using directly-acting fluid pressure

11/

34.for coating articles, e.g. tablets


12/

00Presses not provided for in groups B30B 1/00 to B30B 11/00  [2]


13/

00Methods of pressing not special to the use of presses of any one of the preceding main groups B30B 1/00 to B30B 12/00  [2]


15/

00Details of, or accessories for, presses; Auxiliary measures in connection with pressing (safety devices F16P)

15/

02.Dies; Inserts therefor; Mountings thereof; Moulds (extrusion dies B30B 11/22)

15/

04.Frames; Guides

15/

06.Platens or press rams

15/

08.Accessory tools, e.g. knives; Mountings therefor

15/

10.Brakes specially adapted for presses

15/

12.Clutches specially adapted for presses

15/

14.Control arrangements for mechanically-driven presses

15/

16.Control arrangements for fluid-driven presses (pumps per se F04; hydraulic accumulators per se F15B; valves per se F16K)

15/

18..controlling the reciprocating motion of the ram

15/

20...controlling the speed of the ram, e.g. the speed of the approach, pressing or return strokes

15/

22..controlling the degree of pressure applied by the ram during the pressing stroke

15/

24..controlling the movement of a plurality of actuating members to maintain parallel movement of the platen or press beam

15/

26.Programme control arrangements

15/

28.Arrangements for preventing distortion of, or damage to, presses or parts thereof

15/

30.Feeding material to presses

15/

32.Discharging presses

15/

34.Heating or cooling presses or parts thereof

  
 

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