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US 4,551,899 AGranted
Apparatus for threading chain onto a lamp cord
AssigneeModulite Corporation
InventorRichard A. Castillo
Life of this patent
Estimating the term…
Abstract
Method and apparatus for threading a lamp cord through links in a lamp-supporting chain, for example, swag lamps. Selected links may be chosen to receive the lamp cord, that is, every fourth link, for example.
Claims3
Apparatus for threading a lamp cord chain onto a lamp cord comprising:
- an elongated, cylindrical crosshead shaft, one end portion of which is slidingly constrained to move in a pivoted crosshead, the other end of which is attached to and constrains the movement and orientation of a pivoted head member;
- a driven rotating member pivotally connected to said pivoted head member for driving said pivoted head member in an arc;
- chain link engaging fingers attached to said pivoted head member for engaging and releasing links of a lamp cord chain to be threaded;
- a chain feed fixture for positioning links of a lamp cord chain to be threaded so as to be engaged by said chain link engaging fingers;
- an elongated, cylindrical, hollow lamp cord chute for receiving said lamp cord to be threaded through its hollow interior and positioned so as to receive said links of said lamp cord chain as released from said chain engaging fingers onto its elongated cylindrical exterior;
- means for driving said driven rotating member.
3 more elements
Dependencies are inferred from the claim text.