sleeping table

from The Collaborative International Dictionary of English v.0.48

Sleeping \Sleep"ing\,
   a. & n. from {Sleep}.
   [1913 Webster]

   {Sleeping car}, a railway car or carrriage, arranged with
      apartments and berths for sleeping.

   {Sleeping partner} (Com.), a dormant partner. See under
      {Dormant}.

   {Sleeping table} (Mining), a stationary inclined platform on
      which pulverized ore is washed; a kind of buddle.
      [1913 Webster]