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US 10,766,565 B2Granted
Bicycle power meter
AssigneeSram, LLC
InventorsJohn Collen, Ryan Jennings, John Eppen, Owen Anders Britton, Scott McLaughlin
Life of this patent
Estimating the term…
Abstract
A power meter for a bicycle includes a body having a torque input section and a torque output section, the body configured to transmit power between the torque input section and the torque output section. The power meter also includes a printed circuit board (“PCB”) having a substrate and at least one strain measurement device which may be attached to the PCB. The power meter may be integrally constructed with a chainring construction.
Claims21
A chainring structure, comprising:
- a torque output section comprising at least one sprocket including a plurality of a first type of tooth and a plurality of a second type of tooth, the second type of tooth being axially wider than the first type of tooth;
- a torque input section configured to attach to a crank assembly;
- a power meter chamber disposed radially between the torque input section and the torque output section;
- a power meter disposed in the power meter chamber and having at least one strain measurement device;
- the torque output section, torque input section, and power meter chamber formed as a unitary single piece.
2 more elements
Dependencies are inferred from the claim text.