IP Library › Granted Patent US 11,009,059
Granted Patent B2
US 11,009,059 · App. 16/037,394 · Granted May 18, 2021

Screw

Inventor: Gerhard Hubmann (Graz, AT)
Assignee: AVVIO GMBH & CO KG
F16B25/0015F16B25/0036F16B25/0078F16B25/106F16B25/0052F16B25/0063
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Quick Facts
Patent No.
US 11,009,059
App. No.
16/037,394
Granted
May 18, 2021
Kind
B2
Abstract

A screw having a cylindrical shank with a conical tip at one end and a screw head at the other, and at least one thread section therebetween. The thread section has a thread core. On the thread section, multiple successive thread terms are formed on a shell surface of the thread core. In the region of the thread section, multiple elevations are arranged on the outside of the shell surface of the thread core.

Claims (17)

1. A screw, comprising:

a cylindrical screw shank, on one end of which there is formed a conical tip;

a screw head which is formed on the other end of the screw shank; and

at least one thread section with a thread core, which thread section extends along a longitudinal axis direction from the conical tip in the direction of the screw head,

wherein, on the at least one thread section multiple successive thread turns are formed on a shell surface of the thread core; and wherein in the region of the at least one thread section, multiple elevations are arranged on the outside on the shell surface of the thread core,

wherein the elevations comprise first elevations spaced from each other in the longitudinal axis direction, and

wherein the first elevations are arranged in a first straight line on the shell surface of the thread core in a longitudinally alternating arrangement between adjacent thread turns, and are connected with one flank of each of the adjacent thread turns,

wherein the first elevations are spaced apart from each other in the longitudinal axis direction by a distance of at least one thread turn.

2. The screw according to claim 1 , wherein the elevations comprise second elevations spaced from each other in the longitudinal axis direction, and arranged between adjacent thread turns in a longitudinally alternating arrangement, wherein the second elevations are connected with one flank of each of the adjacent thread turns to which the second elevations are arranged, and the second elevations are arranged in a second straight line on the shell surface of the thread core, and the first elevations are, in a peripheral direction, diametrically opposite to the second elevations.

3. The screw according to claim 2 , wherein the first elevations are arranged alternatingly with the second elevations in the longitudinal axis direction.

4. The screw according to claim 1 , wherein the elevations are oriented in parallel to the longitudinal axis direction on the thread core.

5. The screw according to claim 1 , wherein an external surface of the elevations forms a curvilinear outline.

6. The screw according to claim 1 , wherein a radial thickness of the elevations is equal with or smaller than a radial height of the thread turns.

7. The screw according to claim 1 , wherein a radial thickness of the elevations amounts to ⅔ of a radial height of the thread turns.

8. The screw according claim 1 , wherein a radial thickness of the elevations is larger than a radius of the screw shank.

9. The screw according to claim 1 , wherein in the region of the conical tip and the thread section situated thereon, a groove is cut out.

10. The screw according to claim 1 , wherein the thread section extends in a thread section length from the conical tip to the screw head.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 23, 2020
From: HUBMANN, GERHARD
To: AVVIO GMBH & CO KG
Reel/Frame 051601/0494 →
Priority Claims (1)
TW 102210076 · May 30, 2013 · national
Continuity (2)
Continuation 14894867
Related Publication 20180320726A1 · Nov 8, 2018
Cited By (4)
US 1,106,810 US 1,115,507 US 1,116,789 US 12,473,942