RECYCLABE DOME SHEET ARRAYS
A moveable contact body that includes a carrier sheet, a moveable contact, and an adhesive layer on at least a portion of a lower surface of the carrier sheet and an upper surface of the moveable contact. The adhesive layer may be water soluble or viscoelastic. A viscoelastic material may be positioned on an upper surface of the carrier film. At least a periphery of the moveable contact may be a rolled foot. Another embodiment may be a membrane switch including a carrier sheet, a moveable contact and an electrical contact having a central stationary damping conductive pill.
1 . A moveable contact body, comprising:
a carrier sheet;
a moveable contact; and
an adhesive layer on at least a portion of a lower surface of the carrier sheet and an upper surface of the moveable contact.
2 . The moveable contact body according to claim 1 , wherein the adhesive layer is water soluble.
3 . The moveable contact body according to claim 1 , wherein the adhesive layer comprises a viscoelastic adhesive.
4 . The moveable contact body according to claim 3 , further comprising a viscoelastic layer on an upper surface of the carrier sheet.
5 . The moveable contact body according to claim 3 , wherein at least a portion of a periphery of the moveable contact is rolled foot.
6 . The moveable contact body according to claim 1 , wherein the adhesive layer has a loss factor of greater than about 0.01.
7 . A recyclable dome array sheet comprising:
a carrier sheet;
a plurality of moveable contacts; and
a water soluble adhesive layer on at least a portion of a lower surface of the carrier sheet and an upper surface of the plurality of moveable contacts, wherein the plurality of moveable contacts are separated from the carrier sheet upon exposure to a water-based solution.
8 . A membrane switch, comprising:
a carrier sheet;
a moveable contact; and
an electrical contact comprising a central stationary damping conductive pill.