Lamp Part ?

[mojjax]

I'd like to find out what this should look like . The chain is stuck on the spool .I don't want to force any thing til I learn more about it . the only marking is '' pat'd Sept 1887 ''

 

[taz42o]

Hanging oil lamp similar to these. Missing the lamp and shade.

 

[taz42o]

Are you sure the company name is not on the hanging loop , Like this one?

Antique B H Bradley Hubbard Hanging Retractor Pully Kerosene OIL Lamp Part | eBay