BOLT AND NUT COMBINATION HAVING A POSITIONING DEVICE

摘要

A bolt and nut combination includes a bolt including a shank formed with a bolt head and having a threaded portion; at least one groove formed longitudinally on the threaded portion, each groove being at a first angle with respect to an axis of the threaded portion and the first angle being not equal to 90-degree; a nut including a threaded hole configured to secure to the threaded portion; at least one trough formed longitudinally on the threaded hole, each trough being at a second angle with respect to an axis of the threaded portion and the second angle being not equal to 90-degree; and at least one elongated, resilient positioning device, each positioning device including a main portion and a positioning portion. In one embodiment, the main portion is disposes in the trough and the positioning portion is disposed in the groove.

主权项

1. A bolt and nut combination comprising:
a bolt including a bolt head and a shank formed with the bolt head and having a threaded portion; at least one groove formed longitudinally on a surface of the threaded portion, each of the at least one groove being at a first angle with respect to an axis of the threaded portion and the first angle being not equal to 90-degree; a nut including a threaded hole configured to secure to the threaded portion; at least one trough formed longitudinally on the threaded hole, each of the at least one trough being at a second angle with respect to an axis of the threaded portion and the second angle being not equal to 90-degree; and at least one positioning device each being elongated, resilient, each of the at least one positioning device including a main portion and a positioning portion; wherein the main and positioning portions are configured to resiliently draw near each other or resiliently draw away each other; and wherein the main portion is configured to dispose in the trough and the positioning portion is configured to dispose in the groove, or the main portion is configured to dispose in the groove and the positioning portion is configured to dispose in the trough.