IPC Main Group
F16J 15/00 Sealings
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- Subclass:
- PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS
Additional Content
Sealing arrangements for vehicle windows, windscreens, non-fixed roofs, doors, or similar devices Sealing or packing elements for container closures Sealings for general building constructions Sealing arrangements on wings or parts co-operating with wings Sealing arrangements in rotary-piston machines or engines Sealings in non-positive-displacement machines or engines Arrangements of sealings in combustion engines Sealing arrangements in rotary-piston pumps Sealing lead-in or lead-through insulators
Related Keywords
sealing of engineering JOINTSRING(S) sealingsSEALING between relatively moving partsSEALING of mechanical joints in general
8 direct subcodes
Child Classifications
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- F16J 15/02 between relatively-stationary surfaces
- F16J 15/16 between relatively-moving surfaces
- F16J 15/44 Free-space packings
- F16J 15/46 with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings
- F16J 15/5 between relatively-movable members, by means of a sealing without relatively-moving surfaces, e.g. fluid-tight sealings for transmitting motion through a wall
- F16J 15/53 using magnetic means
- F16J 15/54 Other sealings for rotating shafts
- F16J 15/56 Other sealings for reciprocating rods
Top Applicants
Top 10 applicants by patent filingsfor class F16, 2013–2023, worldwide · Source: EPO PATSTAT
- SCHAEFFLER TECHNOLOGIES & COMPANY DE 21,545
- ZAHNRADFABRIK FRIEDRICHSHAFEN DE 9,446
- TOYOTA MOTOR CORPORATION 7,215
- HYUNDAI MOTOR COMPANY KR 6,846
- ROBERT BOSCH DE 6,106
- NTN CORPORATION 5,305
- SKF SE 4,219
- KIA MOTORS CORPORATION KR 3,852
- NSK 3,850
- HONDA MOTOR COMPANY 3,639