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Patents for Thompson Grinder Co.
Patents 76 - 90 of 90
First set of recordsPrevious set of recordsLast set of records
NumberDatePatenteeTitleType
2,932,985Apr. 19, 1960W.G. BaldenhoferLong Piston Rods and Motor Embodying the Samehydraulic apparatus
GB-850,425Oct. 05, 1960F.G. Krafft, W. ErnstA hydraulic circuit embodying a combined pump and control unitgrinding machines
2,985,109May 23, 1961W. ErnstHydraulic Pumphydraulic apparatus
2,986,852Jun. 06, 1961J.C. WilsonGrinding machinessurface grinders
CA-628,890Oct. 10, 1961F.G. Krafft, W. ErnstPump controlgrinding machines
3,011,449Dec. 05, 1961W. ErnstVaned Hydraulic Unithydraulic apparatus
3,015,212Jan. 02, 1962W. Ernst, F.G. KrafftPump Controlhydraulic apparatus
3,047,987Aug. 07, 1962F.G. Krafft, W.G. BaldenhoferApparatus for Submerged Grindingmetalworking machine mechanisms
GB-913,197Dec. 19, 1962F. Krafft, W. ErnstImprovements in hydraulic systemsgrinding machines
CA-656,461Jan. 22, 1963F.G. Krafft, W. ErnstControl pumpgrinding machines
3,083,535Apr. 02, 1963F.G. Krafft, W. ErnstHydraulic servo systemhydraulic apparatus
3,087,286Apr. 30, 1963F.G. KrafftFeeding method and apparatusgrinders
DE-1,153,585Aug. 29, 1963F.G. Krafft, W. ErnstRegulating hydraulic drives for grinding machines by radial displacement of a ring surrounding the rotor of the pumpgrinding machines
3,231,320Jan. 25, 1966F.G. KrafftHydrostatic Lubricationmetalworking machine lubrication
3,305,974Feb. 28, 1967J.C. WilsonGrinding Machine
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