IP Library Granted Patent US 8,807,663
Granted Patent B2
US 8,807,663 · App. 13/415,107 · Granted Aug 19, 2014

Overmolded wheel-balancing weight

Inventors: Jean Prévost (Notre-Dame-de-l'{circumflex over (l)}le-Perrot, CA); Didier-Bernard Séguin (Salaberry-de-Valleyfield, CA); Martin Lussier (Léry, CA)
Assignee: Plombco Inc.
F16F15/345B29C45/14467F16F15/324B29C45/14065
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Quick Facts
Patent No.
US 8,807,663
App. No.
13/415,107
Granted
Aug 19, 2014
Kind
B2
Abstract

A plastic wheel-balancing weight adapted to be removably secured to a wheel to correct an unbalanced wheel to prevent undesired vibrations when the wheel is rotating, the plastic wheel-balancing weight comprising a wheel-securing clip sized and designed to be resiliently secured to a wheel, and a steel weight assembled to the wheel-securing clip and at least partially covered with plastic, at least a portion of the plastic being shaped by the wheel-securing clip. An overmolded wheel-balancing weight comprising a wheel-securing clip adapted to be secured to a wheel, a weight assembled to the wheel-securing clip and overmolding material adapted to at least partially cover the weight to protect the weight, wherein at least a portion of the wheel-securing clip is an overmolding material boundary. A method of manufacturing same and a mold thereof is also provided.

Claims (41)

1. A polymer overmolded wheel-balancing weight comprising:

a wheel-securing clip adapted to be secured to a wheel, the wheel-securing clip comprising

a weight-securing portion at a first end thereof,

a wheel-securing portion at a second end thereof, the wheel-securing portion comprising a cavity on a first side thereof adapted to receive therein a portion of the wheel to secure the wheel-balancing weight to the wheel, and a second side thereof, opposed to the cavity on the first side; and

a projecting portion, distally extending on the first side, offset from the weight-securing portion, located between the wheel-securing portion and the weight-securing portion,

the polymer overmolded wheel-balancing weight further comprising

a weight secured to the weight-securing portion of the wheel-securing clip; and

overmolding polymer material adapted to at least partially cover the weight to protect the weight.

2. The polymer overmolded wheel-balancing weight of claim 1 , wherein at least a portion of the wheel-securing clip is a boundary for the overmolding material.

3. The polymer overmolded wheel-balancing weight of claim 1 , wherein the wheel-securing portion is substantially free of overmolding polymer material.

4. The polymer overmolded wheel-balancing weight of claim 1 , wherein the overmolding polymer material abuts the projecting portion.

5. The polymer overmolded wheel-balancing weight of claim 1 , wherein the overmolding polymer material is plastic.

6. The polymer overmolded wheel-balancing weight of claim 1 , wherein the polymer includes one of polyethylene and polypropylene.

7. The polymer overmolded wheel-balancing weight of claim 1 , wherein the weight includes steel material.

8. The polymer overmolded wheel-balancing weight of claim 1 , wherein the weight includes a protrusion adapted to connect the wheel-securing clip.

9. The polymer overmolded wheel-balancing weight of claim 8 , wherein the wheel-securing clip includes a recessed portion adapted to receive therein a portion of the protrusion to assemble the weight to the wheel-securing clip.

10. A wheel with an overmolded wheel-balancing weight removably secured to the wheel to reduce undesired vibrations when the wheel is rotating, the overmolded wheel-balancing weight comprising:

a wheel-securing clip sized and designed to be secured to the wheel, the wheel-securing clip comprising

a weight-securing portion at a first end thereof,

a wheel-securing portion at a second end thereof, the wheel-securing portion comprising a cavity on a first side thereof adapted to receive therein a portion of the wheel to secure the wheel-balancing weight to the wheel, and a second side thereof, opposed to the cavity on the first side; and

a projecting portion, distally extending on the first side, offset from the weight-securing portion, located between the wheel-securing portion and the weight-securing portion,

the polymer overmolded wheel-balancing weight further comprising

a weight secured to the weight-securing portion of the wheel-securing clip; and

overmolding polymer material adapted to at least partially cover the weight to protect the weight.

11. The wheel of claim 10 , wherein at least a portion of the wheel-securing clip is a boundary for the overmolding material.

12. The wheel of claim 10 , wherein the wheel-securing portion is substantially free of overmolding material.

13. The wheel of claim 10 , wherein the overmolding material abuts the projecting portion.

14. The wheel of claim 10 , wherein the overmolding material is plastic.

15. The wheel of claim 10 , wherein the polymer includes one of polyethylene and polypropylene.

16. A vehicle equipped with at least one wheel including at least one overmolded wheel-balancing weight removably secured to the wheel to reduce undesired vibrations when the vehicle moves and the at least one wheel is rotating, the overmolded wheel-balancing weight comprising:

a wheel-securing clip sized and designed to be secured to the wheel, the wheel-securing clip comprising

a weight-securing portion at a first end thereof,

a wheel-securing portion at a second end thereof, the wheel-securing portion comprising a cavity on a first side thereof adapted to receive therein a portion of the wheel to secure the wheel-balancing weight to the wheel, and a second side thereof, opposed to the cavity on the first side; and

a projecting portion, distally extending on the first side, offset from the weight-securing portion, located between the wheel-securing portion and the weight-securing portion,

the polymer overmolded wheel-balancing weight further comprising

a weight secured to the weight-securing portion of the wheel-securing clip; and

overmolding polymer material adapted to at least partially cover the weight to protect the weight.

17. The vehicle of claim 16 , wherein at least a portion of the wheel-securing clip is a boundary for the overmolding material.

18. The vehicle of claim 16 , wherein the wheel-securing portion is substantially free of overmolding material.

19. The vehicle of claim 16 , wherein the overmolding material abuts the projecting portion.

20. The vehicle of claim 16 , wherein the overmolding material comprises plastic.

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 29, 2025
From: PLOMBCO, INC.
To: WEGMANN AUTOMOTIVE GMBH
Reel/Frame 070977/0964 →
SECURITY INTEREST Recorded Feb 23, 2015
From: PLOMBCO INC.
To: INVESTISSEMENT QUEBEC
Reel/Frame 035006/0524 →
SECURITY INTEREST Recorded Jan 26, 2015
From: PLOMBCO, INC.
To: BDC CAPITAL INC.
Reel/Frame 034811/0570 →
SECURITY INTEREST Recorded Jan 26, 2015
From: PLOMBCO INC.
To: BDC CAPITAL INC.
Reel/Frame 034811/0619 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 2, 2012
From: PREVOST, JEAN, MR; SEGUIN, DIDIER-BERNARD, MR; LUSSIER, MARTIN, MR
To: PLOMBCO INC.
Reel/Frame 027974/0866 →
Continuity (2)
Provisional Application 61450374 · Mar 8, 2011
Related Publication 20120228920A1 · Sep 13, 2012