Connecting insulated duct
AssigneeDoby Cleats Limited
InventorTerence Raymond Dingley
Life of this patent
Estimating the term…
Abstract
A connector assembly is used in connecting one duct section to another, at least one of the duct sections being an insulated duct. The assembly comprises a plurality of first elements, and a plurality of second elements, each first element including attachment means for attachment of an end face of a duct section thereto, and, in use, at least one second element engages with two first elements.
Claims16
A connector assembly configured to connect an insulated duct section having walls formed of insulated board to another duct section, the assembly comprising a plurality of first elements, and a plurality of second elements, wherein each first element includes attachment means for attachment of an end face of a duct section thereto, and wherein, in use, at least one second element engages with two first elements, wherein each first element comprises a flange, and each attachment means comprises an opening in the flange configured to receive a wall of the insulated duct section, wherein each second element constitutes a corner element, wherein each said first element and each said second element each include a sealing means, and wherein the sealing means of the said first elements comprises a rib extending along a longitudinal axis of each first element and the sealing means of each second element comprises a complementary channel extending between the free ends thereof, wherein, in use, the rib of the first elements being received in the channel of the corner elements, and wherein the sealing means of the first and second elements each extend into and seal in a groove in an end face of the insulated duct section providing a substantially continuous seal between the first and second elements and the end face of the insulated duct section.
An assembled duct comprising an insulated duct section having walls formed of insulated board and another duct section, wherein the insulated duct section is provided with a connector assembly connecting the insulated duct section to the other duct section, the assembly comprising a plurality of first elements, and a plurality of second elements, wherein each first element includes attachment means for attachment of an end face of a duct section thereto, and wherein at least one second element engages with two first elements, wherein each first element comprises a flange, and each attachment means comprises an opening in the flange, a wall of the insulated duct section being received in said opening, wherein each second element constitutes a corner element, wherein each said first element and each said second element each include a sealing means, and wherein the sealing means of each said first element comprises a rib extending along a longitudinal axis of the first element and the sealing means of each second element comprises a complementary channel extending between the free ends thereof, the rib of the first elements being received in the channel of the corner elements, and wherein the sealing means of the first and second elements each extend into and seal in a groove in an end face of the insulated board of the insulated duct section received in the said opening, providing a substantially continuous seal between the first and second elements and the end face of the insulated duct section.
Dependencies are inferred from the claim text.