PL437348A1 - Tangential-rotating knife for mining hard rock - Google Patents

Tangential-rotating knife for mining hard rock

Info

Publication number
PL437348A1
PL437348A1 PL437348A PL43734821A PL437348A1 PL 437348 A1 PL437348 A1 PL 437348A1 PL 437348 A PL437348 A PL 437348A PL 43734821 A PL43734821 A PL 43734821A PL 437348 A1 PL437348 A1 PL 437348A1
Authority
PL
Poland
Prior art keywords
tangential
knife
hard rock
rotating knife
mining hard
Prior art date
Application number
PL437348A
Other languages
Polish (pl)
Other versions
PL243141B1 (en
Inventor
Piotr Cheluszka
Stanisław Mikuła
Jarosław Mikuła
Amadeus Jagieła-Zając
Original Assignee
Politechnika Śląska
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Politechnika Śląska filed Critical Politechnika Śląska
Priority to PL437348A priority Critical patent/PL243141B1/en
Publication of PL437348A1 publication Critical patent/PL437348A1/en
Publication of PL243141B1 publication Critical patent/PL243141B1/en

Links

Landscapes

  • Knives (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)

Abstract

Styczno-obrotowy nóż do urabiania twardych skał, wyposażony w trzonek do mocowania w uchwycie nożowym, na którym zamocowana jest tuleja wzmacniająca charakteryzuje się tym, że na części chwytowej trzonka noża (1), przy pomocy nakrętki (3) z pierścieniem rozprężnym (4) mocującym nóż w uchwycie nożowym (6), osadzona jest tuleja wzmacniająca (2) wyposażona w kołnierz (2a).The tangential-rotary knife for mining hard rocks, equipped with a shaft for mounting in the knife holder, on which a reinforcing sleeve is mounted, is characterized by the fact that on the gripping part of the knife shaft (1), using a nut (3) with an expanding ring (4) fixing the knife in the knife holder (6), there is a reinforcing sleeve (2) equipped with a collar (2a).

PL437348A 2021-03-19 2021-03-19 Tangential-rotating knife for cutting hard rocks PL243141B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL437348A PL243141B1 (en) 2021-03-19 2021-03-19 Tangential-rotating knife for cutting hard rocks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL437348A PL243141B1 (en) 2021-03-19 2021-03-19 Tangential-rotating knife for cutting hard rocks

Publications (2)

Publication Number Publication Date
PL437348A1 true PL437348A1 (en) 2022-09-26
PL243141B1 PL243141B1 (en) 2023-07-03

Family

ID=83724279

Family Applications (1)

Application Number Title Priority Date Filing Date
PL437348A PL243141B1 (en) 2021-03-19 2021-03-19 Tangential-rotating knife for cutting hard rocks

Country Status (1)

Country Link
PL (1) PL243141B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL248778B1 (en) * 2023-05-02 2026-01-26 Politechnika Slaska Im Wincent Tangential-rotary combine harvester knife with increased resistance to breakage and method of increasing the knife's resistance to breakage
PL446427A1 (en) * 2023-10-18 2025-04-22 Politechnika Śląska Combine tangential-rotary knife with heat-activated handle reinforcement

Also Published As

Publication number Publication date
PL243141B1 (en) 2023-07-03

Similar Documents

Publication Publication Date Title
PL437348A1 (en) Tangential-rotating knife for mining hard rock
SA520420376B1 (en) System and Method for Conducting Subterranean Operations
DK2049292T3 (en) Tools System
DK1399642T3 (en) Centering Device
WO2010019361A3 (en) Bit holder block with non-rotating wear sleeve
MX2020010670A (en) Arcuate bit surface and blade assembly.
MX2020010672A (en) Tool bit having a cylindrical profile and blade assembly.
SA521430049B1 (en) Positioning downhole-type tools
MX2021005285A (en) ADAPTER PLATE WITH SPRINKLED BUSHING FOR ASSEMBLY OF THE BLADE OF AN EARTHMOVING MACHINE.
WO2019079560A8 (en) Percussion tool
ZA201902985B (en) Method, apparatus and holder for mounting of a drill bit
NO20181101A1 (en) Big bore running tool quick lock adaptor
PL436692A1 (en) Tangential-rotary pick with increased fracture resistance
MX2020006767A (en) FIXATION.
BR112019005794A2 (en) machine tool bed and machine tool
GB607571A (en) Improvements in or relating to jig drills
JP2017190580A (en) Pre-drilling method in natural ground reinforcement method and natural ground reinforcement method
FI3884135T3 (en) Drill bit assembly for percussion drill tools
CL2019000151A1 (en) Drill shaft for breaking the hole edge and method for breaking the hole edge
GB566845A (en) An improved tool for removing rivets
Chakraborti et al. Classification of AEAD
JP1712609S (en) Shank shaft
UA117487U (en) COMBIT TANGENTAL TURNING MACHINE FOR MINING MACHINES
GB612050A (en) Improved boring bar
GB530593A (en) Improvements relating to drilling machines