Modular crankshaft
AssigneeKerr Machine Co.
InventorsMicheal Cole Thomas, Christopher Todd Barnett, Kelcy Jake Foster, Nicholas Son, John Keith
Life of this patent
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Abstract
A modular crankshaft configured for use within a power end assembly. The modular crankshaft is configured to interconnect a drive shaft and a plurality of linear drive assemblies. The various embodiments of modular crankshafts disclosed herein are assembled by interconnecting a plurality of individual main bearing journals using a plurality of fasteners. One or more embodiments of modular crankshafts may also include individual connecting rod journals that are attached to individual main bearing journals using a plurality of fasteners.
Claims20
An apparatus, comprising:
- a crankshaft, comprising:
- a first main bearing journal positioned in a side-by-side relationship with a second main bearing journal, the first and second main bearing journals each comprising:
- a cylindrical body having opposed first and second sides:
- a first connection element joined to the first side and having a through-passage and an outward-face surface;
- and
- a second connection element joined to the second side and having an internal passage and an outward-facing surface;
- in which the outward-facing surface of the first connection element of the first main bearing journal is engaging the outward-facing surface of the second connection element of the second main bearing journal;
- and
- a fastener extending through the through-passage of the first connection element of the first main bearing journal and into the internal passage of the second connection element of the second main bearing journal.
Dependencies are inferred from the claim text.