1. A mechanic’s creeper, comprising:
a longitudinal rail having opposed front and rear ends;
a first cross member having first and second laterally opposed ends, the first cross member being attached to the longitudinal rail adjacent the front end thereof;
a second cross member having first and second laterally opposed ends, the second cross member being attached to the longitudinal rail adjacent the rear end thereof;
a first pad secured to the longitudinal rail and the first cross member, the first pad forming a lower body support;
a second pad secured to the longitudinal rail and the second cross member, the second pad forming an upper body support; and
a first wheel assembly mounted to the front end of the longitudinal rail and second and third wheel assemblies respectively mounted to the first and second laterally opposed ends of the second cross member.
2. The mechanics’s creeper as recited in claim 1, further comprising a pair of storage trays secured to the first and second laterally opposed ends of said first cross member.
3. The mechanic’s creeper as recited in claim 1, wherein said first wheel assembly comprises:
a first support member secured to an upper surface of the longitudinal rail adjacent the rear end thereof and extending longitudinally outwardly therefrom; and
at least one wheel pivotally mounted to the first support member.
4. The mechanic’s creeper as recited in claim 3, wherein said second and third wheel assemblies respectively comprise:
second and third support members respectively secured to the first and second laterally opposed ends of said second cross member; and
at least one wheel pivotally mounted to each of the second and third support members.
5. The mechanic’s creeper as recited in claim 4, wherein the at least one wheel of the first wheel assembly and the at least one wheel of the second and third wheel assemblies, respectively, each comprise a pair of wheels.
6. The mechanic’s creeper as recited in claim 5, wherein each of said first, second and third wheel assemblies further comprises an inverted U-shaped bracket pivotally secured to a respective one of the first, second and third support members.
7. The mechanic’s creeper as recited in claim 6, wherein each of said first, second and third wheel assemblies further comprises an axle joining the respective pair of wheels to the respective inverted U-shaped bracket.
8. The mechanic’s creeper as recited in claim 7, wherein each of said first, second and third wheel assemblies further comprises a bolt passing through an opening formed through a respective one of the first, second and third support members and an upper surface of the respective inverted U-shaped bracket to pivotally join the inverted U-shaped bracket to the respective support member.
9. The mechanic’s creeper as recited in claim 8, wherein each of said first, second and third wheel assemblies further comprises a lock washer and nut for securing the respective bolt to the respective support member and the respective inverted U-shaped bracket.
10. The mechanic’s creeper as recited in claim 9, wherein each of said first, second and third wheel assemblies further comprises a thrust needle bearing disposed between a pair of thrust needle bearing washers, the thrust needle bearing and the pair of thrust needle washers being mounted on the respective bolt.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A lens fixing apparatus of rimless spectacles in which each lens is fixed to each temple of the spectacles or a bridge, without having any rims, the lens fixing apparatus comprising:
a fixing frame having a compression surface compressively contacting the rear surface of the lens, formed on the front surface of the fixing frame, in which a holder on one side of the front surface of which the side surface of the lens compressively contacts is formed perpendicularly to the compression surface, a first sawtooth-shaped uneven portion is formed on the rear surface of the fixing frame, made of a plurality of protrusions each whose one surface is vertical and other surface is slanted and a long hole is formed on the center of the fixing frame;
a sawtooth-shaped washer having a second sawtooth-shaped uneven portion made of a plurality of protrusions whose one surface is vertical and other surface is slanted, so as to be engaged with the first sawtooth-shaped uneven portion;
a fixing bolt penetrating the lens, the long hole of the fixing frame and the sawtooth-shaped washer, respectively; and
a nut combined with the fixing bolt.
2. A lens fixing apparatus of rimless spectacles in which each lens is fixed to each temple of the spectacles or a bridge, without having any rims, the lens fixing apparatus comprising:
a fixing frame having a compression surface extensively formed in one side of the temple of the spectacles or the bridge, in which a portion of the front surface of the lens compressively contacts the rear surface of the fixing frame, a first through-hole is formed to obliquely penetrate the rear and front surfaces of the fixing frame, and a holder for fixedly supporting one side of the lens is extensively formed perpendicularly to the compression surface;
a second through-hole formed in a slanted way in one side of the lens;
a fixing bolt including a head supported to the first through-hole, and a screw portion extended from the lower end of the head and obliquely inserted into the first and second through-holes; and
a nut threadedly combined with the other end of the fixing bolt,
wherein in the case that the nut is combined on the screw portion, a combining force applied along the axial direction of the fixing bolt obliquely combined to the fixing frame and the lens is dispersed into a vertical combining force directed from the front surface of the lens to the compression surface and a horizontal combining force directed to from the one side of the lens to the holder, respectively.
3. The lens fixing apparatus of rimless spectacles of claim 2, further comprising a slanted washer disposed between the nut and the rear surface of the lens, whose one surface is slanted in correspondence to a curvature of the lens.
4. The lens fixing apparatus of rimless spectacles of claim 2, wherein the first through-hole of the fixing frame comprises a stepped surface in the inside of the first through-hole, and the fixing bolt includes the head pivotally securely disposed in the stepped surface of the first through-hole, and the screw portion extensively formed from the head and penetrates the first through-hole of the fixing frame and the second through-hole of the lens.
5. The lens fixing apparatus of rimless spectacles of claim 4, wherein the head forms a bend in its lower end, and the stepped surface of the first through-hole forms a bend in correspondence to the lower end of the head.
6. The lens fixing apparatus of rimless spectacles of claim 4, wherein the head has a flat lower end in order to fixedly maintain a combining angle of the fixing bolt combined to the fixing frame, and the stepped surface of the first through-hole is formed flatly and obliquely in correspondence to the head.
7. The lens fixing apparatus of rimless spectacles of claim 2, wherein the fixing frame further comprises a close adhesion surface having a slope in correspondence to that of the fixing bolt on the front side of the fixing frame so that the lower end of the head of the fixing bolt obliquely combined to the fixing frame closely contacts the fixing frame.
8. A lens fixing apparatus of rimless spectacles in which each lens is fixed to each temple of the spectacles or a bridge, without having any rims, the lens fixing apparatus comprising:
a fixing frame having a compression surface extensively formed in one side of the temple of the spectacles or the bridge, in which a portion of the front surface of the lens compressively contacts the rear surface of the fixing frame, a first through-hole is formed on the compression surface and a holder is extensively formed perpendicularly to the compression surface;
a fixing bolt formed of a circular head pivotally supported to the first through-hole of the fixing frame and a screw portion extended from the head and obliquely and penetratively combining the fixing frame and lens horizontally with each other;
a nut threadedly combined with the other end of the fixing bolt;
a slanted washer whose one surface is slanted, which is disposed between the nut and the rear surface of the lens; and
a second through-hole obliquely formed in one side of the lens, through which the screw portion is penetrated,
wherein in the case that the nut is combined on the screw portion, a combining force applied along the axial direction of the fixing bolt obliquely combined to the fixing frame and the lens is dispersed into a vertical combining force directed from the front surface of the lens to the compression surface and a horizontal combining force directed to from the one side of the lens to the holder, respectively.
9. A lens fixing apparatus of rimless spectacles in which each lens is fixed to each temple of the spectacles or a bridge, without having any rims, the lens fixing apparatus comprising:
a fixing frame having a compression surface extensively formed in one side of the temple of the spectacles or the bridge, in which a portion of the front surface of the lens compressively contacts the rear surface of the fixing frame, a first through-hole is formed to penetrate the rear and front surfaces of the fixing frame and a holder is extensively formed perpendicularly to the compression surface;
a fixing bolt formed of a circular head pivotally and hingedly combined to the first through-hole of the fixing frame and a screw portion extended from the head and obliquely and penetratively combining the fixing frame and lens horizontally with each other;
a nut threadedly combined with the other end of the fixing bolt;
a slanted washer whose one surface is slanted, which is disposed between the nut and the rear surface of the lens; and
a second through-hole obliquely formed in one side of the lens, through which the screw portion is penetrated,
wherein in the case that the nut is combined on the screw portion, a combining force applied along the axial direction of the fixing bolt obliquely combined to the fixing frame and the lens is dispersed into a vertical combining force directed from the front surface of the lens to the compression surface and a horizontal combining force directed to from the one side of the lens to the holder, respectively.