IP Library › Granted Patent US 11,485,612
Granted Patent B2
US 11,485,612 · App. 17/153,361 · Granted Nov 1, 2022

Belt with corrugated material

Inventors: Daniel A. Mosher (Glastonbury, CT); Brad Guilani (Woodstock Valley, CT)
Assignee: OTIS ELEVATOR COMPANY
B66B7/062D07B5/005F16G1/28D07B1/22D07B2201/1004D07B2201/2085D07B2201/2088D07B2501/2007
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Quick Facts
Patent No.
US 11,485,612
App. No.
17/153,361
Granted
Nov 1, 2022
Kind
B2
Abstract

An elevator system includes a hoistway, an elevator car movable along the hoistway, and one or more belts operably connected to the elevator car to propel the elevator car along the hoistway. A belt of the one or more belts includes one or more tension elements extending along a belt length, and a jacket at least partially encapsulating the one or more tension elements. The jacket includes a jacket base formed from a first material and one or more insert layers embedded in the jacket base material. The one or more insert layers have a corrugated shape along the belt length, and are formed from a second material different from the first material.

Claims (17)

1. A belt for an elevator system, comprising:

one or more tension elements extending along a belt length; and

a jacket at least partially encapsulating the one or more tension elements, the jacket including:

a jacket base; and

one or more insert layers embedded in the jacket base, the one or more insert layers having a corrugated shape along the belt length;

wherein the one or more insert layers at least partially define an outer surface of the belt.

2. The belt of claim 1 , wherein a tension element of the one or more tension elements is formed from a plurality of fibers suspended in a matrix material.

3. An elevator system, comprising:

a hoistway;

an elevator car movable along the hoistway;

one or more belts operably connected to the elevator car to urge the elevator car along the hoistway, a belt of the one or more belts including:

one or more tension elements extending along a belt length; and

a jacket at least partially encapsulating the one or more tension elements, the jacket including:

a jacket base formed from a first material; and

one or more insert layers embedded in the jacket base material, the one or more insert layers having a corrugated shape along the belt length, the one or more insert layers formed from a second material different from the first material;

wherein the one or more insert layers at least partially define an outer surface of the belt.

4. The elevator system of claim 3 , wherein a tension element of the one or more tension elements is formed from a plurality of fibers suspended in a matrix material.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 20, 2021
From: MOSHER, DANIEL A.
To: OTIS ELEVATOR COMPANY
Reel/Frame 055048/0418 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 20, 2021
From: GUILANI, BRAD
To: OTIS ELEVATOR COMPANY
Reel/Frame 055504/0386 →
Continuity (2)
Division 16011171 · Jun 18, 2018
Related Publication 20210139280A1 · May 13, 2021