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序号 专利名 申请号 申请日 公开(公告)号 公开(公告)日 发明人
61 Method and apparatus for forming internal recesses in a hollow body US758298 1977-01-10 US4116110A 1978-09-26 Jack E. Dines
Apparatus for forming a recess in an internal surface of an elongated hollow body comprised of a housing having a rotary mill and means for rigidly clamping the housing at a desired position within the interior of the body attached thereto. Means operable from the exterior of the body are provided for clamping the housing within the interior of the body and selectively moving the mill into contact wth an interior surface of the body whereby a recess is formed therein.
62 Machining center with a storage drum rotatable about a horizontal axis US16927171 1971-08-05 US3803680A 1974-04-16 KUHNERT H
Machining center includes a cross-feed table, at least one storage drum mounted on the cross-feed table, the storage drum being rotatable about a horizontal axis and displaceable in direction of the axis, a plurality of spindle sleeves mounted in the storage drum at mutually spaced locations along at least one circle symmetrical to the periphery of the storage drum and parallel to the axis, and at least one machining tool received in each of the spindle sleeves, the storage drum being turnable about the horizontal axis to positions at which the tools are respectively at a given elevation so as to be in operating position for machining a workpiece.
63 Plateau milling scheme for hydraulic tracers US3724328D 1971-11-04 US3724328A 1973-04-03 YATES E
An apparatus for use with an hydraulic tracing system on a machine tool having a slide controlled by the deflection of a tracing stylus wherein there is provided a means for limiting the penetration of a cutting tool into a workpiece. The apparatus comprises means in series with a tracer control valve for shutting off fluid flow to the slide when the cutter has reached a preset penetration level and means for resetting this level.
64 Four-axis milling machine for producing equal or symmetrical pieces, such as molds US85794269 1969-09-15 US3657961A 1972-04-25 PASQUALE DONATO
This invention relates to a milling machine for working on the inner surfaces of work pieces such as molds chills, patterns and the like which has one or more platforms adapted to carry the piece and which is rotatable about an axis or slidable in a plane. The platform is carried by a frame which in turn carries a vertically movable slide. The latter supports another slide which is horizontally movable. Horizontal axis supports are mounted on the second slide and a ledger is mounted on the supports. Tools are so mounted on the ends of the ledger that their respective tips are aligned with the horizontal swinging axis of the ledger. The machine is adapted to carry out four movements in different directions.
65 Method of making an integrated match machining rocket nozzle US3597821D 1968-08-09 US3597821A 1971-08-10 EMERSON HERFF C
A rocket nozzle shell-ablative liner composite is disclosed in which a large hot-sized, high-strength unitary nozzle is formed of annularly welded frustoconical ring sections of varying diameters and cone angles. Each of the ring sections is formed of arcuate ring segments welded together to form a unitary frustoconical ring section, and each ring segment is cut and contoured plate metal. The welded ring sections and unitary nozzle are hot sized to remove distortion, and the external surfaces of the resulting nozzle structure is only nominally machined to design configuration. The internal surface dimensions of the nozzle are measured numerically to receive a matchmachined ablative liner which is bonded thereto. The liner has an inner layer of an ablative material and an outer layer of a resin impregnated fiber glass fabric which is machined to the inner dimensions of the nozzle shell.
66 Routing machine US3575086D 1969-07-03 US3575086A 1971-04-13 DAVIS LIONEL G
A routing machine having substantial automatic capability to route one or more workpieces at once which will conform to a template wherein the routing machine has a capability of 360* movement to rout work items of complex radii. The machine in the preferred embodiment comprises a pair of horizontally extending boom arms which are independently rotatable about a central pivot post. Each boom arm has a spindle assembly which moves radially along the boom arm from the centerpost and which carries the tracer to follow a template pattern and a router which cuts a workpiece to duplicate the contours of the template. Each boom arm is complete in itself and is independently controllable to trace a template and to rout workpieces mounted upon workstands whose positions are radially adjustable to fit the configuration of the desired template and workpiece.
67 Method of preparing bearings US48914365 1965-09-22 US3365776A 1968-01-30 BARKALOW CLARE E
68 Planer type milling machine with center head US41898664 1964-12-17 US3244077A 1966-04-05 MARX GRAHAM E
69 Apparatus for milling with carbidetipped milling cutters US5309260 1960-08-31 US3211059A 1965-10-12 ERNST LINSINGER
70 Milling method US1793960 1960-03-28 US3030866A 1962-04-24 EMIL ENGHOFER
71 Machine tool US64316357 1957-02-28 US3026778A 1962-03-27 FOTSCH ARTHUR H; JORGENSON JOHN G
72 Method and means of machine support US70669358 1958-01-02 US3008381A 1961-11-14
73 Milling of metals subject to galling US65477257 1957-04-24 US2972287A 1961-02-21 RUSINOFF SAMUEL E
74 Machine tool transmission US54368244 1944-07-06 US2486294A 1949-10-25
75 Machine-tool guard US54368144 1944-07-06 US2443734A 1948-06-22
76 Machine tool US42493441 1941-12-30 US2434750A 1948-01-20 THEODORE TRECKER; ARMITAGE JOSEPH B; BARKER ORRIN W; RIEDEL KURT A; DONALD BOEHMER FRANCIS
77 Machine tool US44421642 1942-05-23 US2370764A 1945-03-06 ARMITAGE JOSEPH B; BARKER ORRIN W
78 Milling machine US31545640 1940-01-25 US2245558A 1941-06-17 JOHNSON JOHN R
79 Method of and machine for milling US25865939 1939-02-27 US2228168A 1941-01-07 KRAUS CHARLES E
80 Milling machine US5824736 1936-01-09 US2213251A 1940-09-03 LUNDBERG NELS S; DE VLIEG CHARLES B
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