Collapsible lamp shade
AssigneeCraftmade International, Inc.
InventorsNeall W. Humphrey, Steven C. Guthrie
Life of this patent
Estimating the term…
Abstract
A collapsible lamp shade is provided, having removable supports to engage an upper ring and lower ring assembly in an interference fit.
Claims26
A lamp shade for moving between a collapsed position and an extended position, comprising:
- an upper ring;
- a ring assembly;
- a shade cover disposed between the upper ring and the ring assembly;
- and
- a support comprising a shaft and a pair of curved cross-members, wherein in the extended position, the support engages the upper ring and the ring assembly in an interference fit, stretching the shade cover taut.
A lamp shade for moving between a collapsed position and an extended position, comprising:
- an upper ring;
- a ring assembly comprising an inner ring and an outer ring connected together to define a groove;
- a shade cover disposed between the upper ring and the ring assembly;
- and
- a support comprising a shaft and a pair of curved cross-members, wherein in the extended position, the support engages the upper ring and the groove defined by the ring assembly in an interference fit, stretching the shade cover taut.
A method for extending a collapsible lamp having a shade cover disposed between an upper ring and a ring assembly, comprising:
- providing a support comprising a shaft and a pair of curved cross-members;
- engaging the ring assembly with the support;
- rotating the support until it engages the upper ring, thereby stretching the shade cover taut;
- and
- retaining the support between the upper ring and the ring assembly in an interference fit.
A support for a collapsible lamp having a shade cover disposed between an upper ring and a ring assembly, comprising:
- a shaft;
- a pair of curved cross-members attached to the shaft, wherein in an extended position of the lampshade, the support engages the upper ring and the ring assembly in an interference fit, stretching the shade cover taut.
A ring assembly for a collapsible lamp having a shade cover disposed between an upper ring and the ring assembly, comprising:
- an inner ring and an outer ring connected together to define a groove for receiving a support to engage the upper ring and the ring assembly in an interference fit to stretch the shade cover taut.
Dependencies are inferred from the claim text.