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US 3,937,103 AGranted
Flywheel arrangement for an electrical machine
AssigneeSiemens Aktiengesellschaft
InventorSiegfried Kleinhans
Life of this patent
Estimating the term…
Abstract
A flywheel arrangement for an electrical machine having a shaft includes a flywheel and a flange-like structure on the shaft for defining a seating surface to accommodate the flywheel. Passages are formed in the structure for directing oil under pressure to the seating surface.
Claims12
A flywheel arrangement for an electrical machine having a shaft comprising:
- an annular solid flywheel devoid of any cavities therein;
- a flange-like structure on the shaft for defining a seating surface to accommodate said flywheel;
- said flywheel tightly engaging said seating surface thereby causing undesired stress peaks to develop in said flywheel;
- and, passage means formed in said structure for directing oil under pressure directly to said seating surface for expanding said flywheel to remove said stress peaks and, if required, for facilitating the subsequent removal of said flywheel from said seating surface.
1 more element
Dependencies are inferred from the claim text.