Learn more

HYDRO MECA

Overview
  • Total Patents
    27
About

HYDRO MECA has a total of 27 patent applications. Its first patent ever was published in 1956. It filed its patents most often in France, United States and Germany. Its main competitors in its focus markets engines, pumps and turbines, mechanical elements and machines are HOBOURN EATON MFG CO LTD, FINN ROTOR OY and JABSCO PUMP CO.

Patent filings in countries

World map showing HYDRO MECAs patent filings in countries
# Country Total Patents
#1 France 16
#2 United States 4
#3 Germany 3
#4 United Kingdom 3
#5 Belgium 1

Patent filings per year

Chart showing HYDRO MECAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Roger Laumont 4
#2 Guillermin Georges 2
#3 Guillermin Montmorency 1

Latest patents

Publication Filing date Title
FR2395413A1 Gear pump with balanced thrust bearing - has eccentrically fitted seals on thrust pads which are pressed against gear faces by oil pressure in end cover cavities
FR2393956A2 Gear pump for power assisted steering system - has delivery valve with sprung piston to control volume of oil flow
FR2353727A1 Vehicle direction indicator operating pump - is gear pump with flow control valve housed in end block
FR2248729A5 Hydraulic gear pump or motor - has gear shafts mounted in axially displaceable bearing boxes interconnected by pins
GB1395404A Hydraulic gear motor
GB1046907A A distributor block for hydraulic control valves
US3209698A Method of regulating a hydraulic power transformer and device putting this into operation
US3172366A Hydraulic energy converting device