Patent ID: 9424866
Filing Date: 2016-08-23
CPC Classification: G11B

Claim Text:
1. A heat assisted magnetic recording (HAMR) write apparatus coupled with a laser for providing energy and having an air-bearing surface (ABS) configured to reside in proximity to a media during use, the HAMR apparatus comprising: a main pole configured to write to a region of the media; at least one coil for energizing the main pole; a waveguide optically coupled with the laser and directing a portion of the energy toward the ABS; near-field transducer (NFT) optically coupled with the waveguide, the NFT including a metal nose and a metal cap, a portion of the metal cap adjoining a portion of the main pole; and a dielectric gap between a first portion of the NFT and the main pole, the dielectric gap having a media-facing surface occupying a portion of the ABS, a back surface, a top surface, a bottom surface and a plurality of side surfaces, the top surface adjoining the main pole, the bottom surface adjoining the first portion of the NFT, the plurality of side surfaces adjoining a second portion of the NFT, and the back surface adjoining a portion of the metal cap.