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US 10,238,045 B2Granted
Timber-working device and timing link for same
AssigneeWaratah NZ Limited
InventorsMichael Boys, Justyn Peter Smythe
Life of this patent
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Abstract
A timber-working device having a first pivoting drive arm and a second pivoting drive arm, and a timing link for connecting them. The timing link includes an elongate member having a first end and a second end. A first aperture is at the first end and a second aperture at the second end. At least one of the first aperture and the second aperture is elongate along the length of the member.
Claims9
A timber-working device, comprising:
- a frame;
- a first drive arm and a second drive arm, the first drive arm and second drive arm pivotally attached to the frame;
- a first hydraulic cylinder connected between the first drive arm and the frame, and a second hydraulic cylinder connected between the second drive arm and the frame, wherein the first hydraulic cylinder and the second hydraulic cylinder are operable to pivot the first drive arm and the second drive arm relative to the frame;
- at least one feed wheel;
- and
- a timing link comprising an elongate member having a first end and a second end, and a first aperture at the first end and a second aperture at the second end, wherein at least one of the first aperture and the second aperture is elongate along the length of the member,
- wherein the timing link is connected to the first drive arm and the second drive arm via the first and second apertures.
4 more elements
Dependencies are inferred from the claim text.