Jorma Hyvönen;Marko Halonen;Pentti Hukkanen;Vesa Yrjänä
发明人:
Vesa Yrjänä,Pentti Hukkanen,Jorma Hyvönen,Marko Halonen
申请号：
US14239501
公开号：
US20140193231A1
申请日:
2012.07.26
申请国别(地区):
US
年份:
2014
代理人:
摘要：
A boom structure on a work machine includes at least two boom branches and a main boom structure extending from their convergence area substantially in a working direction. Thus, the boom structure provides a fork-like structure.
