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HAPPEL FRITZ

Overview
  • Total Patents
    99
About

HAPPEL FRITZ has a total of 99 patent applications. Its first patent ever was published in 1962. It filed its patents most often in Germany, Switzerland and EPO (European Patent Office). Its main competitors in its focus markets agriculture, machine tools and mechanical elements are ROSSEN HANS PERFORA AS, MILLS GEOFFREY S and PAASCH & LARSEN PETERSEN AKTIE.

Patent filings per year

Chart showing HAPPEL FRITZs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Happel Fritz 81
#2 Happel Werner 41
#3 Fritz Happel 2
#4 Finsterwald Manfred 1

Latest patents

Publication Filing date Title
DE102007053230A1 Rubber teat cup used in milking machine for cows, has air vent channel in outer circumference of teat cup head, which opens into air vent nozzle
CH700944B1 Liner.
US2008072826A1 Teat rubber for two-chamber milking cups
DE102006040079A1 Teat rubber for double chamber milking cup, has channel dimensioned such that air current guided from atmosphere to channel is equal to or greater than air current injected through channel in direction of inner chamber
DE102006026271A1 Teat rubber for milking tool has channel dimensioned so that air flow fed from atmosphere to channel is at least equal to air flow dosed though channel to inner chamber
DE102005015916A1 Claw for milking machines has guide surfaces, into which milk inlets open, between which is central space
DE102004010375A1 Teat rubber for two-room milking cups
DE10215437A1 Nozzle with cleaning needle
DE10152662A1 Teat cup for milking machine has liner with thin-walled section on one side, diameter of liner on this side being less than in direction perpendicular to it
DE10107747A1 Milking process using a milking cup with a hose part intended for teat intake with thin-walled massage surfaces and reduction of the vacuum in the interior during the massage cycle
DE10064867A1 Milking method uses teat cups fitted with liners with thin-walled section, vacuum being reduced to specific value in absence of milk flow, while pressure on its outside is atmospheric
AU1148800A Milking cup
DE19912615A1 Cup for milking machine has thin wall sections of elastic inner section to improve grip onto teat, held concentrically inside outer housing
DE19900089A1 Animal health monitoring device for dairy cows detects temperature of animal e.g. of udder to allow early detection of illness
DE19900096A1 Method of reducing energy requirement of vacuum pumps in milking machines or other powered vacuum appliances involves regulating valve
DE19852053A1 Vacuum release milking layout chokes or stops off vacuum in manifold as atmosphere applies pressure gradient below teat via in-manifold switch and connecting hose.
DE19847912A1 Cup for milking machine has thin wall sections of elastic inner section to improve grip onto teat, held concentrically inside outer housing
DE19840732A1 Teat cup with thin-walled part supported by arms or wall parts has inner and outer compartments, insertion ring and head
DE19811534A1 Rubber lining for milking cup does not collapse under compression
DE19623386A1 Rubber teat for double compartment milk teat cup