SE47366C1 - - Google Patents

Info

Publication number
SE47366C1
SE47366C1 SE47366DA SE47366C1 SE 47366 C1 SE47366 C1 SE 47366C1 SE 47366D A SE47366D A SE 47366DA SE 47366 C1 SE47366 C1 SE 47366C1
Authority
SE
Sweden
Prior art keywords
pin
casing
drilling apparatus
roller bodies
drilling
Prior art date
Application number
Other languages
Swedish (sv)
Publication date
Publication of SE47366C1 publication Critical patent/SE47366C1/sv

Links

Landscapes

  • Earth Drilling (AREA)

Claims (1)

1. Patentansprak: 1:0) Borrapparat, omfattande en tapp, avsedd att fastas i spindeln till en borrmaskin, en axel avsedd att uppbara en chuck, ett holje vari tappen och axeln aro lagrade samt en -vid holjet fastad arm eller anslag, avsedd att hindra holjets rotation, kannetecknad ddrav att kraftoverforing frail spindeln och tappen till axeln formedlas genom ett flertal mom holjet belagna rullkroppar. 2:o) Borrapparat enligt patentanspraket 1:0) kannetecknad darav att rullkropparna utgoras av kulor. 3:o) Borrapparat enligt patentansprfiket 1:0) kannetecknad genom en sadan anordning att borrtrycket upptages a rullkropparna. 4:o) Borrapparat enligt patentansprik-et kannetecknad av vid tappen fastade medbringare, som ligga an mot rullkropparna. 5:o) Borrapparat enligt patentanspraket 2:o) kannetecknad av mot kulorna anliggande rullar, som arc lagrade i eft vid tappen fastat ok. (ilartill en ritning.) Stockholm 1920. P. A. Norstedt SE &Icor.Patent claim: 1: 0) Drilling apparatus, comprising a pin, intended to be fixed in the spindle of a drilling machine, a shaft intended to support a chuck, a casing in which the pin and the shaft are stored and an arm or stop attached to the casing, intended to prevent the rotation of the casing, the drive can be that force transmission from the spindle and the pin to the shaft is formed by a plurality of roller bodies coated with the casing. 2: o) Drilling apparatus according to patent claim 1: 0) can be characterized in that the roller bodies consist of balls. 3: o) Drilling apparatus according to patent claim 1: 0) can be characterized by such a device that the drilling pressure is absorbed by the roller bodies. 4: o) Drilling apparatus according to the patent claim, characterized by carriers attached to the pin, which abut against the roller bodies. 5: o) Drilling apparatus according to patent claim 2: o) jug drawn by rollers abutting against the balls, which arc stored in eft attached to the pin. (to a drawing.) Stockholm 1920. P. A. Norstedt SE & Icor.
SE47366D SE47366C1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE47366T

Publications (1)

Publication Number Publication Date
SE47366C1 true SE47366C1 (en) 1920-01-01

Family

ID=41860926

Family Applications (1)

Application Number Title Priority Date Filing Date
SE47366D SE47366C1 (en)

Country Status (1)

Country Link
SE (1) SE47366C1 (en)

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