• Technology trends
  • Patent search
  • Sign In
  • Sign Up
Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Load children
F16
ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
Load children
F16K
VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
Load children
15/00
Check valves
Load children Filter patents View analytics View as hierarchy
F16K15/02
with guided rigid valve members
Load children Filter patents View analytics View as hierarchy
F16K15/08
shaped as rings
Load children Filter patents View analytics View as hierarchy
F16K15/10
integral with, or rigidly fixed to, a common valve plate
Filter patents View analytics View as hierarchy