Latch apparatus

Disclosed herein is a latch apparatus. The latch apparatus includes: a base formed with an opening; a latch gear formed with a mounting groove to lock a striker entering the mounting groove through the opening; a pawl rotatably disposed on the base and engaging with the latch gear to prevent rotation of the latch gear; a release lever disposed to adjoin the pawl, transmitting constraint force of pressing the pawl, and rotating the pawl to release the latch gear; a support shaft secured to the base, supporting a lateral surface of the pawl and transmitting the constraint force of pressing the pawl; and a guide portion rotatably provided to the support shaft, pressed to rotate by the release lever, and guiding movement of a projection pin provided to the pawl.