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Patent Searching and Data


Matches 701 - 750 out of 8,925

Document Document Title
WO/1981/001672A1
The tap comprises a groove-forming stage (1) with a shank (2) carrying a thread-forming stage (3) the pitch of projections of which is equal to the pitch of projections of the groove-forming stage (1), whereas the projections of the thre...  
WO/1981/000365A1
A method of manufacturing a resilient screw thread with a closed helical cavity inside its profile comprises plastic deformation of the walls of a screw groove preliminarily manufactured by means of a thread-rolling tool (2). The screw g...  
WO/1981/000094A1
A roller of conveyer having the form of a hollow cylindrical casing (1) with perpendicular butt-end walls (2) provided with semiaxles (3) for bearings. The butt-end walls (2) and the semiaxles (3) are made solid with the hollow cylindric...  
WO/1980/002810A1
A forming leveller establishes one or more datum or reference planes (227, 226, Figs. 7, 9 and 10, for example) to facilitate subsequent roll forming. The reference planes may be established on the same side or opposite sides of the stoc...  
WO/1980/001886A1
The machine for drawing a thread of bolts has two drawing tools (1, 2); one of the tools (1) is attached to a reciprocating carriage, the other tool (2) being fixed against a stop (4). Between the drawing tool (2) and the tool support (3...  
WO/1980/000425A1
A thread forming screw (11) having a helical thread (18) and a tapered lead-in section (14) with a polygonal cross section is formed from a conventional blank (24) by rolling the blank between a pair of thread rolling dies (70) having me...  
JP6201078B1
[Subject] A form-rolling dice for bend reform which can correct a bend of a round bar part of stick material without attaching reform marks, a bend correcting method of stick material, and a manufacturing method of stick material are pro...  
JP6196414B1
Quality of a ring rolling object which controls efficiently temperature distribution of a ring material in ring rolling in a suitable temperature range, and is produced as a result using this ring rolling is raised efficiently. The prese...  
JP2017525899A
A hollow screw and a related manufacturing method are provided. A hollow screw is formed from an almost circular Erosion -proof stainless steel disk cut from an even roll material. A hollow screw is provided with the following. Including...  
JP6187213B2  
JP6186007B2  
JP2017140645A
[Subject] It is a processing device and a processing method which give and process pressing load of a diameter direction to a cylindrical processing section, and provides a processing device and a processing method which process a struct...  
JP2017140637A
[Subject] While being able to manufacture a line edged tool continuously and being able to reduce sharply a processing process, floor to floor time, and processing cost, a line edged tool of special length is also provided with a manufac...  
JP2017131923A
[Subject] A form rolling device of a screw which can control an accuracy fall of a screw slot formed with a plurality of form-rolling dices is provided. [Means for Solution] A form rolling device is provided with maintenance color 12 in ...  
JP6173103B2  
JP2017129258A
[Subject] Offer of a Tapping screw with spittle which cannot loosen easily. [Means for Solution] It is Tapping screw 1 with spittle which was provided with spittle part 4 of a diameter of a large, and leg 3 which fabricated a screw part ...  
JP2017124404A
[Subject] After it simplified structure after eliminating a hydraulic system, and reducing installation cost, high pinching power is generated and rotation plastic working equipment which can respond to various processings is provided. [...  
JP2016043381A5  
JP2016165742A5  
JP2016107325A5  
JP2017126445A
[Subject] A screw thread can be made to fully stand while being able to prevent Re from a barricade and steaming and arising in the work surface. [Means for Solution] A dice which forms a screw in a lateral surface of a work of the shape...  
JP6155877B2  
JP6158463B1
Quality of a ring rolling object which controls efficiently temperature distribution of a ring material in ring rolling in the suitable temperature range, and is produced as a result using this ring rolling is raised efficiently. The pre...  
JP6158245B2  
JP2017113761A
[Subject] The range of revolving speed of a form-rolling dice is extended, and a rolling-of-screw device which can make large the range of screw size in which form rolling is possible is provided. [Means for Solution] Dice axis of rotati...  
JP2016043404A5  
JP6154954B2  
JP2017111932A
[Subject] A screw can be formed in a work from a starting position adjusted without a dice having a starting position of screw formation shifted. [Means for Solution] An attaching part holding a work which has a part used as a part which...  
JP2016156400A5  
JP6147404B1
[Subject] It excels in productivity, a practical problem of a power-proof fall by processing of an external threaded section does not arise, but it provides a screw type steel rod joint of a deformed bar in which required power-proof is ...  
JP2017096454A
[Subject] When pressurizing and processing it, a manufacturing method of a piston which can control roughness of the producing surface is provided. [Means for Solution] A piston rotation step which makes a peripheral direction rotate cyl...  
JP6137153B2  
JP6140620B2  
JP2017087250A
[Subject] A manufacturing method of a ring shaped member which is needed when changing a ring shaped member used as a candidate for manufacture and which can hold down a manufacturing cost of replacement parts of a manufacture device is ...  
JP2017087257A
[Subject] It is high-precision, manufacture is easy, and it is suitable for mass production, and provides a manufacturing method of a spring seat by which the weight saving was moreover carried out. [Means for Solution] Spring seat 10 wi...  
JP6123917B2  
JPWO2016017213A1
The 1st forming device (42) with which a piston manufacture device forms an annular slot (61) in a piston (11), The edge (15) of the opening (14) of a piston (11) is pressed to the direction other end side of an axis of a piston (11), Th...  
JPWO2016035664A1
A manufacturing method of a ring fabrication object which enables production of a ring fabrication object which decreased a dead metal field certainly and efficiently is provided. in the present invention, it is considered as shape which...  
JP6118406B2  
JP6116405B2  
JP2015212543A5  
JP2016514620A5  
JP6114082B2  
JP2017064788A
[Subject] A ring rolling method which can be rolled in desired shape is provided controlling a temperature fall of the rolling stock for ring rolling. [Means for Solution] A pair of rolling mill rolls which consist of the main rolls and ...  
JPWO2015136911A1
The rolling processing device and rolling processing method which can reduce a possibility of making a mandrel breaking, can carry out rolling moulding of the three or more cylindrical members simultaneously, and can obtain a ring member...  
JP6111138B2  
JP2017060970A
[Subject] The present invention can control a slide at the time of processing, maintaining processing quality of form-rolling material, and provides a form-rolling dice which can maintain high processing accuracy in the long run. [Means ...  
JPWO2015122186A1
A manufacturing method of a ring member with high manufacturing efficiency is provided with a sufficient yield. Therefore, a cylindrical member with the largest inner diameter dimension which inner diameter dimensions differ and produces...  
JP6106189B2  
JP2017047437A
[Subject] A form rolling device and a form-rolling method of a screw which can make the physique small more are provided. [Means for Solution] Attaching part 30 has penetration hole 31 for storing work 19. Inside diameter D9 of penetrati...  

Matches 701 - 750 out of 8,925