US 12,485,747 B2
Swivel working machine
Kiyoshi Matsui, Osaka (JP); and Koji Nagahama, Osaka (JP)
Assigned to KUBOTA CORPORATION, Osaka (JP)
Filed by KUBOTA CORPORATION, Osaka (JP)
Filed on Nov. 21, 2022, as Appl. No. 17/991,227.
Application 17/991,227 is a continuation of application No. PCT/JP2021/047610, filed on Dec. 22, 2021.
Claims priority of application No. 2020-219796 (JP), filed on Dec. 29, 2020; and application No. 2020-219797 (JP), filed on Dec. 29, 2020.
Prior Publication US 2023/0102511 A1, Mar. 30, 2023
Int. Cl. B60K 15/07 (2006.01); B60K 15/063 (2006.01); E02F 3/32 (2006.01); E02F 9/08 (2006.01)
CPC B60K 15/07 (2013.01) [E02F 9/0883 (2013.01); B60K 2015/0638 (2013.01); E02F 3/325 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A swivel working machine comprising:
a swivel base;
a prime mover provided on the swivel base;
a working device provided on the swivel base; and
a support mechanism to support a fuel cylinder in a rotatable manner around a pivot shaft, the fuel cylinder containing fuel for the prime mover, wherein
the support mechanism includes
a support rotating body to support the fuel cylinder and rotate around the pivot shaft,
a rotational-position defining mechanism including a pin to define a rotational position of the support rotating body around the pivot shaft, and
an adjustment mechanism to adjust a position of the pivot shaft relative to the pin.