Title:
SCRAPER, ROCK DRILL UNIT AND METHOD
Document Type and Number:
Japanese Patent JP2023153058
Kind Code:
A
Abstract:
SOLUTION: Provided are a scraper, a rock drill unit, and a cleaning method of a feed beam of the rock drill unit. A scraper (11) comprises a scraper element (12), and a bracket (13) attachable to a feed beam (3). The bracket supports the scraper element floatingly. At least one force element (14) for generating force to move the scraper element to the bracket is provided.EFFECT: To allow a scraper element to protect a structure of a rock drill unit from wear.SELECTED DRAWING: Figure 3
Inventors:
JOHANNES HAKULINEN
JUHA PIISPANEN
SIRPA LAUNIS
JUSSI HUHTANEN
JUHA PIISPANEN
SIRPA LAUNIS
JUSSI HUHTANEN
Application Number:
JP2023056799A
Publication Date:
October 17, 2023
Filing Date:
March 30, 2023
Export Citation:
Assignee:
SANDVIK MINING & CONSTRUCTION OY
International Classes:
E21B12/06; E21B6/00
Attorney, Agent or Firm:
Sonoda & Kobayashi Patent Attorneys Corporation
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