# US 12,005,315 B2 · Cycling shoe power sensors

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- Number: US 12,005,315 B2
- Document ID: US12005315B2
- Status: Granted
- Kind: B2
- Application number: 17/024,082
- Filed: 2020-09-17
- Published: 2021-01-07
- Granted: 2024-06-11
- Earliest claimed: 2018-07-13
- Assignees: iFIT Inc.
- Applicants: iFIT Inc.
- Inventors: Kent M. Smith
- Web page: https://patentgrep.com/patent/US12005315B2

## CPC

- A63B 24/0062: {Monitoring athletic performances, e.g. for determining the work of a user on an exercise apparatus, the completed jogging or cycling distance}
- A43B 3/0031: {provided with a pocket, e.g. for keys or a card}
- A43B 3/34: with electrical or electronic arrangements
- A43B 3/44: with sensors, e.g. for detecting contact or position
- A43B 5/14: Shoes for cyclists
- A43B 13/14: characterised by the constructive form
- A63B 21/4034: {for operation by feet}
- B62J 45/41: characterised by the type of sensor
- B62M 3/086: {Attachments between shoe and pedal other than toe clips, e.g. cleats (shoes for cyclists A43B5/14)}
- A43B 13/026: {Composites, e.g. carbon fibre or aramid fibre; the sole, one or more sole layers or sole part being made of a composite}
- A63B 22/0605: {performing a circular movement, e.g. ergometers}
- A63B 22/0664: {performing an elliptic movement}
- A63B 2220/40: Acceleration
- A63B 2220/51: Force
- A63B 2220/836: Sensors arranged on the body of the user
- A63B 2225/20: with means for remote communication, e.g. internet or the like
- A63B 2225/52: modulated by measured values
- A63B: APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT (apparatus for passive exercising, massage A61H)
- A43B: CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- B62J: CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62M: RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR {SINGLE-TRACK} CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES (arrangements or mounting of transmissions in vehicles in general B60K; transmission elements per se F16)

## Abstract

A cycling shoe for measuring power includes a sole having a pocket in the bottom of the sole. A sensor platform having a plurality of sensors, at least one sensor on a top of the sensor platform and at least one sensor on the bottom of the sensor platform, is inserted into the pocket. A platform cover and a cleat are attached to the sole over the sensors. Force applied to a pedal clipped to the cleat is measured and processed.

## Claims

### Claim 1

A device for measuring exercise power comprising:
a shoe having a sole, wherein the sole includes a pocket on an outside surface of the sole; and
a sensor platform configured to be placed within the pocket, the sensor platform including a sensor pair, the sensor pair including a top sensor located on a top surface of the sensor platform and a bottom sensor located on a bottom surface of the sensor platform, the top sensor and the bottom sensor being opposite each other on the sensor platform, the top surface spaced apart from the bottom surface.

### Claim 2 (depends on 1)

The device of claim 1, wherein one or more of the sensor pair is a force sensor.

### Claim 3 (depends on 1)

The device of claim 1, wherein the sensor platform includes a plurality of cleat supports, the sensor pair being located on at least one cleat support of the plurality of cleat supports.

### Claim 4 (depends on 3)

The device of claim 3, wherein the sensor pair is configured to measure transverse shear force.

### Claim 5 (depends on 1)

The device of claim 1, wherein the top sensor and the bottom sensor are strain gauges having an orientation that is the same for both the top sensor and the bottom sensor.

### Claim 6 (depends on 1)

The device of claim 1, further comprising a battery located in the sole of the shoe.

### Claim 7 (depends on 1)

The device of claim 1, wherein pocket is open and the sensor platform is configured to be placed directly in the pocket.

### Claim 8

A system for measuring cycling power comprising:
a cycling shoe having a sole, the sole forming a pocket on an outer surface of the sole;
a sensor platform placed in the pocket, the sensor platform fastened to the sole and the pocket using a plurality of platform fasteners that extend into the sole, wherein a sensor is attached to the sensor platform; and
a platform cover configured to match a peripheral contour of the sole when installed over the sensor platform and the pocket such that the platform cover has the same size as the peripheral contour of the sole.

### Claim 9 (depends on 8)

The system of claim 8, wherein the platform cover is waterproof.

### Claim 10 (depends on 8)

The system of claim 8, wherein the platform cover connects to the sole using a snap fit.

### Claim 11 (depends on 8)

The system of claim 8, wherein the platform cover connects to the sole with a cleat fastener.

### Claim 12

A system for measuring exercise power comprising:
a shoe having a sole, wherein the sole includes a pocket; and
a sensor platform configured to be placed within the pocket, the sensor platform having a top surface and a bottom surface, the bottom surface spaced apart from the top surface, the sensor platform including a plurality of sensors, a first sensor of the plurality of sensors being on the top surface of the sensor platform, and a second sensor of the plurality of sensors being on the bottom surface of the sensor platform, the second sensor facing an opening of the pocket, wherein the sensor platform is configured to be placed within the pocket.

### Claim 13 (depends on 12)

The system of claim 12, wherein at least one sensor of the plurality of sensors is a strain gauge sensor.

### Claim 14 (depends on 13)

The system of claim 13, wherein the at least one sensor is a shear strain gauge sensor.

### Claim 15 (depends on 13)

The system of claim 13, wherein the strain gauge sensor is a temperature-controlled strain gauge sensor.

### Claim 16 (depends on 12)

The system of claim 12, wherein the first sensor and the second sensor are the same.

### Claim 17 (depends on 12)

The system of claim 12, wherein at least one sensor of the plurality of sensors is an accelerometer.

### Claim 18 (depends on 12)

The system of claim 12, wherein the first sensor and the second sensor are located on a cleat support.

### Claim 19 (depends on 12)

The system of claim 12, wherein the first sensor is placed opposite the second sensor on the sensor platform.
