cushioned hammer
Webster's Dictionary (GCIDE)
Cushion \Cush"ion\ (k[oo^]sh"[u^]n), v. t. [imp. & p. p. Cushioned (-[u^]nd); p. pr. & vb. n. Cushioning.]
1.To seat or place on, or as on a cushion. [1913 Webster]
Many who are cushioned on thrones would have remained in obscurity.— Bolingbroke.[1913 Webster]
2.To furnish with cushions; as, to cushion a chaise. [1913 Webster]
3.To conceal or cover up, as under a cushion. [1913 Webster]
Cushioned hammer, a dead-stroke hammer. See under Dead-stroke. [1913 Webster]