Eyeglass assembly

An eyeglass assembly having a secondary eyeglass frame combined with a main eyeglass frame by a protection strip is provided. A pair of eyeglass temples connected to the main eyeglass frame is adjustable to an angle as desired. When the eyeglasses are used for sport purpose, a strap may be fastened to the eyeglass temples by inserting a stopping portion of an engaging member of the strap into a preset hole on the eyeglass temple and allowing the stopping portion engaged with a crossed inner groove adjacent the hole by rotating at a direction such that the strap and the eyeglass temples can be quickly fastened to achieve stable positioning or quickly disassembled when not in use.

FIELD OF THE INVENTION

The present invention relates to an eyeglass assembly; particularly, the present invention relates to a pair of eyeglasses having a secondary eyeglass frame combined with secondary functional lenses and a protection strip at one side of the eyeglasses so that stable positioning can be achieved through engagement and pass through of a main eyeglass frame, the secondary eyeglass frame, and the protection strip. A pair of eyeglass temples pivotally connected at both sides of the eyeglasses can be adjusted with different angles as desired. When the eyeglasses are used for sport purpose, the other end of a stopping portion at each engaging ends of a strap passing through a hole at a predetermined section on each of the eyeglass temples can be rotated in a direction so as to form a tightly coupled status with a crossed inner groove. As a result, the strap and the eyeglass temples can be quickly fastened to achieve stable positioning or quickly disassembled when not in use.

BACKGROUND OF THE INVENTION

Conventional eyeglasses are mostly designed with multiple purposes so as to accommodate a variety of functions, such as vision-adjusted optical eyeglasses and sport eyeglasses. With respect to conventional sport eyeglasses, a protection strip is commonly added at an inner side of the eyeglass frame to protect the forehead of a user. A secondary eyeglass frame combined with secondary function lenses can be added at one side of the eyeglasses to adjust vision of a user wearing such type of sport eyeglasses. A variety of eyeglasses combining the protection strip and the secondary eyeglass frame are provided for user selection. The sport type eyeglasses are designed such that an angle of eyeglass temples can be adjusted to fit different users so as to provide comfort when wearing the eyeglasses. For a sport eyeglass assembly, a strap is also used to bundle the eyeglass temples pivotally connected at the two sides of the eyeglass frame. A variety of strap combination also exists for user selection.

SUMMARY OF THE INVENTION

The present invention is to provide an additional design upon a conventional eyeglass assembly of a protection strip and a secondary eyeglass frame so that a user can quickly assemble and disassemble elements as needed, thereby enhancing the functions of the eyeglass assembly combined with the protection strip and the secondary eyeglass frame. Meanwhile, a strap assembly bundling eyeglass temples of the eyeglasses is designed for sport purpose so as to be easily engaged when in use and disassembled when not in use.

One object of the present invention is to provide an eyeglass assembly having a main eyeglass frame, a protection strip connected with the main eyeglass frame, and a secondary eyeglass frame assembled with second functional lenses. A groove is formed at a middle section of the main eyeglass frame so as to correspondingly accommodate an engaging portion extending forward from the protection strip, the engaging portion having a stopping hole. A recess passes through a middle section of the secondary eyeglass frame and is formed with a hole at a rear side so as to accommodate a downward extending segment of the protection strip with a protrusion on the segment being inserted into the hole. Spaced positioning portions respectively extend from both sides of the protrusion strip and are respectively inserted into corresponding containing spaces provided at both sides of the main eyeglass frame so as to assemble the main eyeglass frame and the protection strip as well as the secondary eyeglass frame into a stable position.

Another object of the present invention is to provide a pair of connecting elements provided between the eyeglass frame and the eyeglass temples. Each of the connecting elements is formed with a pair of spaced protrusions on one end. A through hole is formed on the other end of the connecting element and extends from a space between the pair of protrusions. A boundary element with a plurality of teeth is formed along an inner side thereof. The protrusions has designed holes and containing spaces respectively provided on outer sides. The boundary element allows a front section, having a designed hole and extending from one side of each eyeglass temple, to pass through the space between the protrusions of the connecting element. The designed holes of the protrusions and the front section are then coincided with a designed stopping portion at one end of an engaging element subsequently passing through the designed holes and being rotated at a direction so as to be restricted at an outer side of the containing space of the connecting element and with a protrusion at the other end of the engaging element being restricted in the containing space at the corresponding side of the connecting element. A toothed shift element protruded forward from the front section of the eyeglass temple passes through the through hole of the connecting element so as to make a positional shift with the boundary element. Whereby the eyeglass temples pivotally connected at both sides of the eyeglass frame can be moved as needed by stable positional shift of the shift element along with the boundary element of the connecting element.

Yet another object of the present invention is to provide a lateral hole on an outer side at a predetermined section on each of the eyeglass temples pivotally connected to both sides of the eyeglass frame so as to communicate a recess at an inner side thereof. An crossed inner groove is formed between the lateral hole and the recess so as to allow a stopping portion of an engaging member at each end of a strap to rotate at a direction after being inserted into the lateral hole of the eyeglass temple so that the stopping element is tightly coupled with a lower portion of the inner groove. Whereby the strap and the eyeglass temples are quickly fastened and firmly positioned and can be easily disassembled.

DETAILED DESCRIPTION OF THE EMBODIMENTS

Referring toFIG. 1, an eyeglass assembly in accordance with the present invention includes an eyeglass frame1combined with a pair of lenses11, a protection strip2provided at one end of the eyeglass frame1, and a secondary eyeglass frame3assembled with a pair of secondary functional lenses, as well as a pair of connecting elements4provided between protrusions at both sides of the eyeglass frame1and eyeglass temples5, and a strap8bundling the two eyeglass temples5of the eyeglasses.

FIG. 2illustrates the assembly of the eyeglass frame1combined with the lenses11and the protection strip2provided at one end thereof as well as the secondary eyeglass frame3assembled with the secondary functional lenses.

A groove12is formed in a middle section of the eyeglass frame1. A restricting element13is maintained in the groove12. A containing space14is concavely provided at an inner end of each side of the eyeglass frame1and provided with a hole15passes there through.

The protection strip2is a soft strip formed with a plurality of vertical air-passing grooves21toward a front perimeter. An engaging portion22having a stopping hole23extends forward from the middle portion of the protection strip2. A segment24provided with a protrusion25at a rear side extends downward from the protection strip2adjacent to the engaging portion22. Additionally, two positioning portions26having a space respectively extend from both sides of the protection strip2. Each of the positioning portions26has a protrusion27formed on the bottom.

The secondary eyeglass frame3has a recess31passing through a middle section thereof and a hole32formed backward thereof.

FIG. 3illustrates the assembly of the eyeglass frame1and the protection strip2as well as the secondary eyeglass frame3. The engaging portion22extending forward from the protection strip2is correspondingly contained in the groove12of the eyeglass frame1such that the stopping hole23between the engaging portion22is forcefully engaged to the restricting element13in the middle position, as shown inFIG. 4. Then, the downward extending segment24extending downward from the protection strip2is correspondingly engaged to the recess31of the secondary eyeglass frame3and makes the protrusion25be inserted into the hole32, as shown inFIG. 4. Finally, the positioning portions26extending from both sides of the protection strip2are correspondingly engaged to the containing spaces14of the eyeglass frame1, as shown inFIG. 5, and the protrusions27on the bottoms of the positioning portions26are forced through the containing spaces14and stop at the holes15. As a result, the eyeglass frame1and the protection strip2as well as the secondary eyeglass frame3are stably assembled.

Refer toFIG. 9. In accordance with the present invention, in order to adjust an angle pivotally connecting each of the eyeglass temples5at each side of the eyeglass frame1, each of the connecting elements4is used to combine a protrusion16of each eyeglass temple5pivotally connected at two sides of the eyeglass frame1and the eyeglass temple5, as shown inFIG. 6. One end of the connecting element4is formed with a pair of spaced protrusions41having designed holes42. Outer sides of the through holes42are provided with containing spaces43. A through hole45extends from a space44formed between the pair of protrusions41. The trough hole45is formed with a boundary element46having a plurality of teeth along an inner side thereof so as to allow a front section51, with a designed hole52, extending at one end of the eyeglass temple5to be accommodated in the space44between the protrusions41of the connecting element4, as shown inFIG. 8. Such that the designed holes52,42of the protrusions41and the front section51are coincided, as shown inFIG. 7. Then, a designed stopping portion61at one end of an engaging element6subsequently passes through the designed holes42,52and is rotated at a direction so as to be restricted at an outer side of the containing space43of the connecting element4, as shown inFIGS. 6 and 7. A protrusion62at the other end of the engaging element6is restricted in the corresponding containing space43of the connecting element4, as shown inFIG. 8. A toothed shift portion53extending forward from the front section51of the eyeglass temple5passes through the through hole45of the connecting element4so as to make a positional shift with the boundary element46, as shown inFIG. 7. When each of the eyeglass temple5connected at both ends of the eyeglass frame1is moved as needed, one end of the shift element53can make a positional shift with the boundary element46of the connecting element4, as shown inFIG. 9.

Referring toFIG. 10, the eyeglass assembly of the present invention can be used for sport purpose, wherein a strap8having engaging tools7is fastened with eyeglass temples5pivotally connected at both sides of the eyeglasses.

Each of the eyeglass temples5is provided with a lateral hole54on an outer side at a predetermined section so as to communicate with a recess55at an inner side thereof. A crossed inner groove56is formed between the lateral hole54and the recess55.

A pair of engaging members7are used to bundle two ends of the strap8respectively. One side of each of the engaging members7is formed with a stopping portion71corresponding to the shape of the lateral hole54of the eyeglass temple5.

FIGS. 11 and 12illustrate engagement of one of the eyeglass temples1and the strap8. First, the stopping portion71at one of the engaging members7on the strap8passes through the lateral hole54of the eyeglass temple5. Then, the engaging member7is rotated in a direction along with the stopping portion71.FIG. 13shows a rotation of 90°. As shown inFIG. 14, the stopping portion71can be tightly coupled with a lower portion of the inner groove56of the eyeglass temple5for positioning purpose. The other engaging member7of the strap8is engaged with the other eyeglass temple5in the similar manner as the above-mentioned such that the strap8and both eyeglass temples5can be quickly fastened and achieve stable positioning, as shown inFIG. 15, or can be quickly disassembled when it is not needed in the future.

The above-mentioned design of the eyeglass assembly has the following advantages when being assembled and used:

1. The protection strip made of soft material and the secondary eyeglass frame can be easily processed to achieve a stable positioning.

2. The protection strip assembled at one side of the eyeglass frame and the secondary eyeglass frame can be easily disassembled with easy operation when the secondary eyeglasses are not needed.

3. The appearance of the secondary eyeglass frame with the protection strip as well as the main eyeglass frame can be designed with variety so as to enhance the esthetics of the eyeglass assembly.

4. The shift element at one end of each eyeglass temple can make a stable positional shift following the boundary element on the connecting element when the eyeglass temples pivotally connected to the eyeglass frame are moved as needed.

5. The stopping portions at the engaging members bundled at both ends of the strap can pass through the lateral holes provided on the eyeglass temples and then rotate at a direction such that the stopping portions are tightly coupled to the inner grooves in a lower position of the eyeglass temples in order to achieve stable positioning.

6. When the strap between the eyeglass temples pivotally connected to the eyeglasses for sport purpose is not in use, the stopping portions at the strap can be easily and fast disassembled and taken out.

7. The engaging assembly of the strap can be manufactured easily so that in addition to the easy engagement between the eyeglasses and the strap for sport purpose, the cost of process is greatly reduced.