释义 |
chase mortise chase mortise[′chās ‚mȯrd·əs] (design engineering) A mortise with a sloping edge from bottom to surface so that a tenon can be inserted when the outside clearance is small. chase mortise, pulley mortiseA stub mortise which is larger than the tenon inserted into it; one side of the mortise is sloped, permitting the tenon to be inserted sideways; used where exterior clearance is limited. |