Patent ID: 11873682
Assignee: JAMES F. BROWN
Field: Civil engineering (Other fields)
Classification: CPC E  F | IPC E  F

Claim 5:
6. A light absorbing and light emitting device, comprising:
a first structure; and
a holder,
the first structure is supported by the holder,
at least a first portion of the first structure has a first side,
the first portion of the first structure comprises at least one phosphorescent material or at least one phase change material,
the first structure is movable relative to the holder at least between a first structure first position and a first structure second position,
in the first structure first position, the first side of the first portion faces a first direction,
in the first structure second position, the first side of the first portion faces a second direction,
the first direction differs from the second direction,
the holder is rotatable about a first holder axis, and
rotating the holder about the first holder axis causes the first structure to wrap completely around the holder in a plurality of windings.