IP Library Granted Patent US 10,201,934
Granted Patent B2
US 10,201,934 · App. 15/455,715 · Granted Feb 12, 2019

Applicator mitt assembly system

Inventors: Tim Cound (Gloucester, GB); Jeremy Jones (Hereford, GB); John Teece (Herefordshire, GB)
Assignee: Synlatex Ltd
B29C65/02A41D19/01A41D19/04A45D34/04A45D40/26B29C65/18B29C65/305B29C65/7441B29C65/787B29C65/7891B29C66/005B29C66/0062B29C66/1122B29C66/244B29C66/43B29C66/727B29C66/729B29C66/72343B29C66/7392B29C66/81419B29C66/81427B29C66/81821B29C66/8322B29C66/8432B29C66/91212B29C66/91231B29D99/0067B29C66/133B29C66/81417B29C66/863B29L2031/4864B29L2031/726Y10T156/1054
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Quick Facts
Patent No.
US 10,201,934
App. No.
15/455,715
Granted
Feb 12, 2019
Kind
B2
Abstract

An applicator mitt assembly system comprises an applicator mitt tooling including: a tooling body having a mitt-perimeter cutter and weld bead thereon which are shaped to a perimeter of an applicator mitt to be cut; a heating element associated with the tooling body, the heating element being shaped so as to match or substantially match a shape of the weld bead so as to create a perimeter weld for the applicator mitt when engaged with the tooling body; and an ejector platen which is actuatable relative to the tooling body to eject a cut and welded mitt away from the tooling body. The system can further comprise a conveyor device adapted to feed uncut and unwelded mitt material towards the applicator mitt tooling and a tooling actuator adapted to actuate the applicator mitt tooling relative to the conveyor device.

Claims (39)

1. A method of assembling an applicator mitt comprising the steps of:

a] feeding mitt material towards an applicator mitt assembly system comprising:

an applicator mitt tooling comprising:

a tooling body having a mitt-perimeter cutter and weld bead thereon which are shaped to a perimeter of a mitt to be cut and welded, the mitt-perimeter cutter projecting above the weld bead in a direction away from a base of the tooling body;

a heating element associated with the tooling body, the heating element being shaped so as to match a shape of the weld bead so as to create a perimeter weld for the mitt when the mitt contacts the weld bead;

an ejector platen which is actuatable relative to the tooling body to eject a cut and welded mitt away from the tooling body, the ejector platen being thermally decoupled from the tooling body; and

a mitt-opening cutter which is thermally insulated from the heating element;

a conveyor device adapted to feed uncut and unwelded mitt material towards the applicator mitt tooling; and

a tooling actuator adapted to actuate the applicator mitt tooling relative to the conveyor device to allow the mitt-perimeter cutter to cut the uncut and unwelded mitt material at the conveyor device, wherein the tooling actuator is a CNC travelling head press, wherein the mitt material comprises a first layer and a second layer, one of the first and second layers having a thermoweldable layer thereon;

b] actuating the applicator mitt tooling towards the conveyor device such that the mitt-perimeter cutter cuts the mitt material;

c] heating a perimeter of the mitt material positioned in contact with the weld bead via the heating element so as to weld the first and second layers to one another via the thermoweldable layer; and

d] ejecting the mitt material away from the tooling body using the ejector platen.

2. A method as claimed in claim 1 , wherein the mitt-opening cutter is offset relative to the mitt-perimeter cutter on the applicator mitt tooling.

3. A method as claimed in claim 1 , wherein the applicator mitt tooling further comprises a mitt-opening-cutter web ejector to prevent the mitt-opening cutter from sticking to the applicator mitt and/or web of material to be cut.

4. A method as claimed in claim 1 , wherein the mitt-perimeter cutter is formed having a bevelled cutting edge.

5. A method as claimed in claim 1 , wherein the mitt-perimeter cutter projects from the weld bead by no more than 3 mm.

6. A method as claimed in claim 1 , wherein the applicator mitt tooling further comprises a heatsink at or adjacent to the heating element, the heatsink being connected to the tooling body, the heating element being positioned in a recessed portion of the tooling body which is adjacent to the heatsink.

7. A method as claimed in claim 1 , wherein the heating element is contoured or curved to a profile of applicator mitt to be welded.

8. A method as claimed in claim 1 , wherein the ejector platen includes a fluid coolant inlet and outlet to permit fluid cooling thereof.

9. A method as claimed in claim 1 , wherein the ejector platen includes a plurality of sprung ejector pins to permit actuation relative to the tooling body.

10. A method as claimed in claim 1 , wherein the mitt-perimeter cutter and weld bead are integrally formed with one another.

11. A method as claimed in claim 1 , wherein the applicator mitt tooling is releasably engagable with the tooling actuator.

12. A method as claimed in claim 1 , further comprising steps:

e] subsequent to step d] of advancing the mitt material along the conveyor device;

f] of actuating the applicator mitt tooling towards the conveyor device such that the mitt-opening cutter cuts an opening for the cut mitt material; and

g] ejecting the mitt material away from the tooling body using a mitt-opening cutter sheath.

13. A method of assembling an applicator mitt comprising the steps of:

a] feeding mitt material towards an applicator mitt assembly system comprising:

an applicator mitt tooling comprising:

a tooling body having a mitt-perimeter cutter and weld bead thereon which are shaped to a perimeter of a mitt to be cut and welded, the mitt-perimeter cutter projecting above the weld bead in a direction away from a base of the tooling body;

a heating element associated with the tooling body, the heating element being shaped so as to match a shape of the weld bead so as to create a perimeter weld for the mitt when the mitt contacts the weld bead;

an ejector platen which is actuatable relative to the tooling body to eject a cut and welded mitt away from the tooling body, the ejector platen being thermally decoupled from the tooling body; and

a mitt-opening cutter which is thermally insulated from the heating element;

a conveyor device adapted to feed uncut and unwelded mitt material towards the applicator mitt tooling;

a tooling actuator adapted to actuate the applicator mitt tooling relative to the conveyor device to allow the mitt-perimeter cutter to cut the uncut and unwelded mitt material at the conveyor device, wherein the mitt material comprises a first layer and a second layer, one of the first and second layers having a thermoweldable layer thereon; and

a heatsink at or adjacent to the heating element, the heatsink being connected to the tooling body, the heating element being positioned in a recessed portion of the tooling body which is adjacent to the heatsink;

b] actuating the applicator mitt tooling towards the conveyor device such that the mitt-perimeter cutter cuts the mitt material;

c] heating a perimeter of the mitt material positioned in contact with the weld bead via the heating element so as to weld the first and second layers to one another via the thermoweldable layer; and

d] ejecting the mitt material away from the tooling body using the ejector platen.

Assignments (2)
CHANGE OF NAME Recorded May 29, 2019
From: SYNLATEX LTD
To: SLG BRANDS LIMITED
Reel/Frame 049305/0856 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 10, 2017
From: COUND, TIM; JONES, JEREMY; TEECE, JOHN
To: SYNLATEX LTD
Reel/Frame 041540/0815 →
Priority Claims (1)
GB 1612964.5 · Jul 27, 2016 · national
Continuity (1)
Related Publication 20180029301A1 · Feb 1, 2018