CPC Main Group
F16K 27/00 Construction of housing (methods for welding housings B23K); Use of materials therefor
9 direct subcodes
Child Classifications
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- F16K 27/02 of lift valves (for reducing the flow resistance of screw-spindle lift-valves F16K1/06)
- F16K 27/04 of sliding valves
- F16K 27/06 of taps or cocks
- F16K 27/07 of cutting-off parts of tanks, e.g. tank-cars
- F16K 27/08 Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
- F16K 27/10 Welded housings
- F16K 27/12 Covers for housings
Top Applicants
Top 10 applicants by patent filingsfor class F16, 2013–2023, worldwide · Source: EPO PATSTAT
- SCHAEFFLER TECHNOLOGIES & COMPANY DE 22,817
- ZAHNRADFABRIK FRIEDRICHSHAFEN DE 10,523
- HYUNDAI MOTOR COMPANY KR 7,933
- ROBERT BOSCH DE 7,059
- KIA MOTORS CORPORATION KR 4,867
- SKF SE 4,729
- TOYOTA MOTOR CORPORATION JP 4,111
- FORD GLOBAL TECHNOLOGIES US 3,838
- GM GLOBAL TECHNOLOGY OPERATIONS US 3,575
- TOYOTA MOTOR CORPORATION 3,499