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IPC 7
  F16C - F16C 19/56  
F16C02100-F16C04308
 

SECTION F – MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING


F 16ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL


F 16 CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS  [5]


21/

00Combinations of sliding-contact bearings with ball or roller bearings (F16C 17/24, F16C 19/52 take precedence) [2]


23/

00Bearings adjustable for aligning or positioning (F16C 27/00 takes precedence)

23/

02.Sliding-contact bearings

23/

04..self-adjusting

23/

06.Ball or roller bearings

23/

08..self-adjusting

23/

10.Bearings, parts of which are eccentrically adjustable with respect to each other


25/

00Bearings adjustable for wear or play (F16C 27/00 takes precedence)

25/

02.Sliding-contact bearings

25/

04..self-adjusting

25/

06.Ball or roller bearings

25/

08..self-adjusting


27/

00Elastic or yielding bearings or bearing supports (shock-damping bearings for watches or clocks G04B 31/02)

27/

02.Sliding-contact bearings

27/

04.Ball or roller bearings, e.g. with resilient rolling bodies

27/

06.by means of parts of rubber or like materials (F16C 27/08 takes precedence; with sliding surfaces of rubber or synthetic rubber F16C 33/22; construction of units comprising rigid inner and outer members with rubber or the like between them F16F 1/38)

27/

08.primarily for axial load, e.g. for vertically-arranged shafts


Other bearings


29/

00Bearings for parts moving only linearly (F16C 32/06 takes precedence; incorporated in flexible shafts F16C 1/28) [2]

29/

02.Sliding-contact bearings

29/

04.Ball or roller bearings

29/

06..in which the rolling bodies circulate partly without carrying load

29/

08.Arrangements for covering or protecting the ways

29/

10.Arrangements for locking the bearings (preventing relative movement between machine parts in general F16B, e.g. F16B 1/00)

29/

12.Arrangements for adjusting play


31/

00Bearings for parts which both rotate and move linearly

31/

02.Sliding-contact bearings

31/

04.Ball or roller bearings

31/

06..in which the rolling bodies circulate partly without carrying load


32/

00Bearings not otherwise provided for

32/

02.Knife-edge bearings

32/

04.using magnetic or electric supporting means  [2]

32/

06.with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings  [2]


Details or accessories of bearings


33/

00Parts of bearings; Special methods for making bearings or parts thereof (metal-working or like operations, see the relevant classes)

33/

02.Parts of sliding-contact bearings

33/

04..Brasses; Bushes; Linings

33/

06...Sliding surface mainly made of metal (F16C 33/24 to F16C 33/28 take precedence)

33/

08....Attachment of brasses, bushes, or linings to the bearing housing

33/

10....Construction relative to lubrication

33/

12....Structural composition; Use of special materials or surface treatments, e.g. for rust-proofing (the materials or treatments themselves, see the relevant places, e.g. C22C)

33/

14....Special methods of manufacture; Running-in

33/

16...Sliding surface consisting mainly of graphite

33/

18...Sliding surface consisting mainly of wood or fibrous material

33/

20...Sliding surface consisting mainly of plastics (F16C 33/22 to F16C 33/28 take precedence)

33/

22...Sliding surface consisting mainly of rubber or synthetic rubber (F16C 33/24 to F16C 33/28 take precedence; of interest apart from the surface itself F16C 27/06)

33/

24...with different areas of the sliding surface consisting of different materials

33/

26...made from wire coils; made from a number of discs, rings, rods, or other members

33/

28...with embedded reinforcements shaped as frames or meshed materials

33/

30.Parts of ball or roller bearings

33/

32..Balls

33/

34..Rollers; Needles

33/

36...with bearing-surfaces other than cylindrical, e.g. tapered; with grooves in the bearing surfaces

33/

37..Loose spacing bodies

33/

372...rigid

33/

374...resilient

33/

38..Ball cages

33/

40...for multiple rows of balls

33/

41...comb-shaped

33/

42...made from wire or sheet-metal strips (F16C 33/40, F16C 33/41 take precedence)

33/

44...Selection of substances (F16C 33/40, F16C 33/41 take precedence)

33/

46..Cages for rollers or needles

33/

48...for multiple rows of rollers or needles

33/

49...comb-shaped

33/

50...formed of interconnected members, e.g. chains

33/

51...formed of unconnected members

33/

52...with no part entering between, or touching, the bearing surfaces of the rollers (F16C 33/50 takes precedence)

33/

54...made from wire, strips, or sheet metal (F16C 33/48, F16C 33/49 take precedence)

33/

56...Selection of substances (F16C 33/48, F16C 33/49 take precedence)

33/

58..Raceways; Race rings

33/

60...divided

33/

61....formed by wires

33/

62...Selection of substances

33/

64...Special methods of manufacture

33/

66..Special parts or details in view of lubrication

33/

72.Sealings (sealings in general F16J)

33/

74..of sliding-contact bearings

33/

76..of ball or roller bearings

33/

78...with a diaphragm, disc, or ring, with or without resilient members

33/

80...Labyrinth sealings

33/

82...Arrangements for electrostatic or magnetic action against dust or other particles


35/

00Rigid support of bearing units; Housings, e.g. caps, covers (F16C 23/00 takes precedence; elastic or yielding supports F16C 27/00)

35/

02.in the case of sliding-contact bearings

35/

04.in the case of ball or roller bearings

35/

06..Mounting of ball or roller bearings; Fixing them onto shaft or in housing (hand-tools for inserting or withdrawing sleeves or ball races B25B 27/06)

35/

063...Fixing them on the shaft (with interposition of an element F16C 35/07)  [3]

35/

067...Fixing them in a housing (with interposition of an element F16C 35/07)  [3]

35/

07...Fixing them on the shaft or housing with interposition of an element  [3]

35/

073....between shaft and inner race ring  [3]

35/

077....between housing and outer race ring  [3]

35/

078...using pressure fluid as mounting aid  [3]

35/

08.for spindles

35/

10..with sliding-contact bearings

35/

12..with ball or roller bearings


37/

00Cooling of bearings


39/

00Relieving load on bearings

39/

02.using mechanical means

39/

04.using hydraulic or pneumatic means

39/

06.using magnetic means


41/

00Other accessories

41/

02.Arrangements for equalising the load on a plurality of bearings or their elements

41/

04.Preventing damage to bearings during storage or transport thereof or when otherwise out of use


43/

00Assembling bearings

43/

02.Assembling sliding-contact bearings

43/

04.Assembling rolling contact bearings

43/

06..Placing rolling bodies in cages or bearings

43/

08...by deforming the cages or the races


  F16C - F16C 19/56   
 

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