Structure of a self-drilling threaded insert for use on drywall

Details Structure of a self-drilling threaded insert for use on drywall Structure of a self-drilling threaded insert for use on drywall

1991-08-23

1992-11-03

Wilson, Neill R.

Expanded, threaded, driven, headed, tool-deformed, or locked-thr

Having separate expander means

With hole forming means

411 55, 411178, 411387, 4082035, 408209, F16B 1304, F16B 3712

Patent

active

051602253

ABSTRACT:
A threaded insert for drywall with a structure comprises a cylindrical body which includes an axial entrance hole at one end, an axial cavity at the other end, a high auger disposed thereon, a low thread disposed between the auger, a pair of drilling bits, diametrically opposed to each other, attaching to the bottom periphery of the axial cavity and extending therefrom to terminate a separately attached drilling tip. Extending from the entrance hole through the cavity, the body includes an internal passage for the insertion of a threaded fastener and facilitating the expelling of dusts. The drilling tip are separable upon the advancement of the fastener driven through the internal passage. The low thread strengthens pull-out resistance while the insert installed in the wall.

REFERENCES:
patent: 86674 (1869-02-01), Hunt
patent: 126366 (1872-04-01), Wills
patent: 4601625 (1986-07-01), Ernst et al.
patent: 5039262 (1991-08-01), Giannuzzi

Affiliated with

Also associated with

Rating

Structure of a self-drilling threaded insert for use on drywall does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Structure of a self-drilling threaded insert for use on drywall, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Structure of a self-drilling threaded insert for use on drywall will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2046649