| 摘要 |
PCT No. PCT/US84/00225 Sec. 371 Date Feb. 13, 1984 Sec. 102(e) Date Feb. 13, 1984 PCT Filed Feb. 13, 1984 PCT Pub. No. WO85/03466 PCT Pub. Date Aug. 15, 1985.A pair of support members and a pair of drilling units are mounted for reciprocal movement along a carriage. The support members secure to latch bolts on an elongated surface to be drilled. The drill units move along the carriage in both an X and Y direction to automatically drill holes in the surface. The drill units are then secured to latch bolts and the carriage with support members advanced on rollers located in the support members. The support members are secured to the next latch bolts and the process continued until holes are drilled throughout the length of the surface to be drilled. |
