IP Library Granted Patent US 7,931,566
Granted Patent B1
US 7,931,566 · App. 12/367,041 · Granted Apr 26, 2011

Exercise apparatus brake

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Quick Facts
Patent No.
US 7,931,566
App. No.
12/367,041
Granted
Apr 26, 2011
Kind
B1
Abstract

Exercise apparatus, which may be an elliptical cross trainer, has a rotating inertial flywheel driven by user-engaged linkage exercising a user. A user-actuated brake engages and stops rotation of the flywheel upon actuation by the user.

Claims (21)

1. Exercise apparatus comprising a frame having a rotating inertial flywheel driven by user-engaged linkage exercising a user, a user actuated brake engaging and stopping rotation of said flywheel upon actuation by said user, wherein:

said brake comprises a flywheel-engagement-member movably mounted to said frame and movable between a braking position frictionally engaging and stopping rotation of said flywheel, and a release position disengaging said flywheel and permitting rotation thereof as driven by said linkage;

said flywheel-engagement-member is pivotally mounted to said frame and pivots between said braking and release positions into and out of frictional engagement with said flywheel;

said flywheel rotates about a rotation axis;

said flywheel-engagement-member pivots about a pivot axis;

said rotation axis is parallel to said pivot axis;

a user-engageable actuator is operatively coupled to said flywheel-engagement-member and operable by said user to actuate said flywheel-engagement-member between said braking and release positions;

said user-engageable actuator is operatively coupled to said flywheel-engagement-member by a mechanical cable attached to said flywheel-engagement-member at an attachment point;

said cable extends along an extension direction from said attachment point;

said extension direction is perpendicular to said pivot axis and to said rotation axis;

said cable extending along said extension direction is spaced and separated from said pivot axis along a first spatial direction;

said flywheel is spaced and separated from said pivot axis along a second spatial direction opposite to said first spatial direction;

said flywheel-engagement member in said release position is spaced from said pivot axis along said extension direction.

2. Exercise apparatus comprising a frame having a rotating inertial flywheel driven by user-engaged linkage exercising a user, a user actuated brake engaging and stopping rotation of said flywheel upon actuation by said user, said brake having an actuated condition engaging said flywheel and maintaining said flywheel and said linkage stationary during mounting and de-mounting of said apparatus by said user, said brake comprising a flywheel-engagement-member movably mounted to said frame and movable between a braking position frictionally engaging and stopping rotation of said flywheel, and a release position disengaging said flywheel and permitting rotation thereof as driven by said linkage, a user-engageable actuator operatively coupled to said flywheel-engagement-member and operable by said user to actuate said flywheel-engagement-member between said braking and release positions, said user-engageable actuator being operatively coupled to said flywheel-engagement-member by a mechanical cable, said cable pulling said flywheel-engagement-member in a first direction to move from said release position toward said flywheel to said braking position, wherein:

said flywheel-engagement-member is pivotally mounted to said frame and pivots between said braking and release positions into and out of frictional engagement with said flywheel;

said flywheel rotates about a rotation axis;

said flywheel-engagement-member pivots about a pivot axis;

said rotation axis is parallel to said pivot axis;

said cable engages said flywheel-engagement-member at an engagement point and extends along an extension direction therefrom;

said extension direction is perpendicular to said pivot axis and to said rotation axis;

said flywheel-engagement-member in said release position is spaced from said pivot axis along said extension direction.

Assignments (12)
RELEASE OF SECURITY INTEREST Recorded Aug 6, 2025
From: PLC AGENT LLC
To: LIFE FITNESS, LLC
Reel/Frame 072363/0759 →
NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS Recorded Apr 15, 2022
From: LIFE FITNESS, LLC
To: PLC AGENT LLC, AS COLLATERAL AGENT
Reel/Frame 059861/0208 →
SECURITY AGREEMENT Recorded Jun 28, 2019
From: LIFE FITNESS, LLC
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 049629/0124 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 25, 2019
From: BRUNSWICK CORPORATION
To: LIFE FITNESS, LLC
Reel/Frame 049585/0893 →
RELEASE OF SECURITY INTEREST Recorded Jan 22, 2015
From: JPMORGAN CHASE BANK, N.A.
To: BRUNSWICK CORPORATION; BRUNSWICK BOWLING & BILLIARDS CORPORATION; BOSTON WHALER, INC.; BRUNSWICK COMMERCIAL & GOVERNMENT PRODUCTS, INC.; BRUNSWICK LEISURE BOAT COMPANY, LLC; LUND BOAT COMPANY
Reel/Frame 034794/0257 →
RELEASE OF SECURITY INTEREST Recorded Jan 22, 2015
From: JPMORGAN CHASE BANK, N.A.
To: BRUNSWICK CORPORATION; ATTWOOD CORPORATION; BOSTON WHALER, INC.; BRUNSWICK COMMERCIAL & GOVERNMENT PRODUCTS, INC.; BRUNSWICK FAMILY BOAT CO. INC.; BRUNSWICK LEISURE BOAT COMPANY, LLC; LAND 'N' SEA DISTRIBUTING, INC.; LUND BOAT COMPANY; BRUNSWICK BOWLING & BILLIARDS CORPORATION
Reel/Frame 034794/0300 →
SECURITY INTEREST Recorded Jul 1, 2014
From: BRUNSWICK CORPORATION; BRUNSWICK BOWLING & BILLIARDS CORP.; LEISERV, LLC; BOSTON WHALER, INC.; BRUNSWICK COMMERCIAL & GOVERNMENT PRODUCTS, INC.; BRUNSWICK LEISURE BOAT COMPANY, LLC; LUND BOAT COMPANY
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 033263/0281 →
RELEASE OF SECURITY INTEREST Recorded Jan 13, 2014
From: THE BANK OF NEW YORK MELLON
To: BRUNSWICK CORPORATION
Reel/Frame 031973/0242 →
SECURITY AGREEMENT Recorded Apr 4, 2011
From: BRUNSWICK CORPORATION; ATTWOOD CORPORATION; BOSTON WHALER, INC.; BRUNSWICK COMMERICAL & GOVERNMENT PRODUCTS, INC.; BRUNSWICK FAMILY BOAT CO. INC.; BRUNSWICK LEISURE BOAT COMPANY, LLC; LAND 'N' SEA DISTRIBUTING, INC.; LUND BOAT COMPANY; BRUNSWICK BOWLING & BILLIARDS CORPORATION; LEISERV, INC.
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 026072/0239 →
SECURITY AGREEMENT Recorded Aug 28, 2009
From: BRUNSWICK CORPORATION; ATTWOOD CORPORATION; BOSTON WHALER, INC.; BRUNSWICK COMMERCIAL & GOVERNMENT PRODUCTS, INC.; BRUNSWICK FAMILY BOAT CO. INC.; BRUNSWICK LEISURE BOAT COMPANY, LLC; LAND 'N' SEA DISTRIBUTING, INC.; LUND BOAT COMPANY; BRUNSWICK BOWLING & BILLIARDS CORPORATION; TRITON BOAT COMPANY, L.P.
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A.
Reel/Frame 023180/0493 →
SECURITY AGREEMENT Recorded Aug 10, 2009
From: BRUNSWICK CORPORATION
To: JPMORGAN CHASE BANK, N.A
Reel/Frame 023074/0309 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 6, 2009
From: RADKE, TODD C.; DONNER, MATTHEW A.; STROMMEN, JON A.; HITTER, BENJAMIN J.; SCHAUB, NICHOLAS T.; HAUGEN, PETER H.
To: BRUNSWICK CORPORATION
Reel/Frame 022220/0635 →