A toolbox has a casing and a cover. The casing has a top mounting flange, a first strengthening frame, and at least one engaging ring. The top mounting flange is formed on the casing. The first strengthening frame is mounted around the top mounting flange. The at least one engaging ring is mounted o
A toolbox has a casing and a cover. The casing has a top mounting flange, a first strengthening frame, and at least one engaging ring. The top mounting flange is formed on the casing. The first strengthening frame is mounted around the top mounting flange. The at least one engaging ring is mounted on the casing and has multiple ring fasteners mounted through the engaging ring and the top mounting flange via the first strengthening frame. The cover is connected to the casing and has a bottom mounting flange, a second strengthening frame, at least one engaging protrusion. The bottom mounting flange is formed on the cover. The second strengthening frame is mounted around the bottom mounting flange. The at least one engaging protrusion is mounted on the cover and has multiple protrusion fasteners mounted through the engaging protrusion and the bottom mounting flange via the second strengthening frame.
대표청구항▼
1. A toolbox having: a casing having an external surface;an internal surface;a front side;a rear side;two opposite sides formed with the front side and the rear side of the casing and facing to each other;a top side;a top opening formed through the top side of the casing between the front side, the
1. A toolbox having: a casing having an external surface;an internal surface;a front side;a rear side;two opposite sides formed with the front side and the rear side of the casing and facing to each other;a top side;a top opening formed through the top side of the casing between the front side, the rear side, and the two opposite sides of the casing;a forming space being a closed space and formed in the casing between the internal surface and the external surface of the casing;a top mounting flange annularly formed on and protruding upwardly from the external surface of the casing entirely around the top opening of the casing;a first strengthening frame being annular, entirely mounted around the top mounting flange to form a closed shape, and abutting the external surface of the casing; andat least one engaging ring securely mounted on the front side of the casing adjacent to the top opening of the casing and having multiple ring fasteners mounted through the at least one engaging ring and the top mounting flange via the first strengthening frame to connect the at least one engaging ring securely with the first strengthening frame and the top mounting flange at the front side of the casing; anda cover pivotally connected to the casing and having an external surface;an internal surface;a front side;a rear side;two opposite sides formed with the front side and the rear side of the cover and facing to each other;a bottom side;a bottom opening formed through the bottom side of the cover between the front side, the rear side, and the two opposite sides of the cover, and corresponding in position to the top opening of the casing;a forming space being a closed space and formed in the cover between the internal surface and the external surface of the cover;a bottom mounting flange being annularly formed on and protruding downwardly from the external surface of the cover entirely around the bottom opening of the cover;a second strengthening frame being annular, entirely mounted around the bottom mounting flange to form a closed shape, and abutting the external surface of the cover; andat least one engaging protrusion securely mounted on the front side of the cover adjacent to the bottom opening of the cover, selectively engaging with the at least one engaging ring when the cover covers the casing, and having multiple protrusion fasteners mounted through the at least one engaging protrusion and the bottom mounting flange via the second strengthening frame to connect the at least one engaging protrusion securely with the second strengthening frame and the bottom mounting flange at the front side of the cover. 2. The toolbox as claimed in claim 1, wherein the cover has multiple connecting hinges connected to the cover and the casing at the rear sides of the casing and the cover to enable the cover to rotate pivotally relative to the casing, and each one of the multiple connecting hinges has a middle segment being pivotable and abutting the first strengthening frame and the second strengthening frame at the rear sides of the casing and the cover; andmultiple hinge fasteners, some of the multiple hinge fasteners mounted through the middle segment of the connecting hinge and the top mounting flange via the first strengthening frame to connect the middle segment of the connecting hinge securely with the first strengthening frame and the top mounting flange at the rear side of the casing, and the others of the multiple hinge fasteners mounted through the middle segment of the connecting hinge and the bottom mounting flange via the second strengthening frame to connect the middle segment of the connecting hinge securely with the second strengthening frame and the bottom mounting flange at the rear side of the cover. 3. The toolbox as claimed in claim 2, wherein each one of the multiple connecting hinges has a top segment formed with the middle segment of the connecting hinge at the rear side of the cover;a bottom segment formed with the middle segment of the connecting hinge at the rear side of the casing;two reinforcing sheets respectively formed on the bottom segment and the top segment of the connecting hinge and respectively abutting the rear sides of the casing and the cover;multiple top fixing elements mounted through the reinforcing sheet that abuts the rear side of the cover, and the top fixing elements connected to the rear side of the cover; andmultiple bottom fixing elements mounted through the reinforcing sheet that abuts the rear side of the casing, and the bottom fixing elements connected to the rear side of the casing. 4. The toolbox as claimed in claim 1, wherein the cover has a supporting element connected to the first strengthening frame and the second strengthening frame to provide a supporting effect to the cover relative to the casing, and the supporting element has two connecting arms pivotably connected to each other, and one of the two connecting arms is connected to the first strengthening frame at one of the opposite sides of the casing, and the other one of the connecting arms is connected to the second strengthening frame at one of the opposite sides of the cover that is corresponding to said one of the opposite sides of the casing. 5. The toolbox as claimed in claim 2, wherein the cover has a supporting element connected to the first strengthening frame and the second strengthening frame to provide a supporting effect to the cover relative to the casing, and the supporting element has two connecting arms pivotably connected to each other, and one of the two connecting arms is connected to the first strengthening frame at one of the opposite sides of the casing, and the other one of the connecting arms is connected to the second strengthening frame at one of the opposite sides of the cover that is corresponding to said one of the opposite sides of the casing. 6. The toolbox as claimed in claim 3, wherein the cover has a supporting element connected to the first strengthening frame and the second strengthening frame to provide a supporting effect to the cover relative to the casing, and the supporting element has two connecting arms pivotably connected to each other, and one of the two connecting arms is connected to the first strengthening frame at one of the opposite sides of the casing, and the other one of the connecting arms is connected to the second strengthening frame at one of the opposite sides of the cover that is corresponding to said one of the opposite sides of the casing. 7. The toolbox as claimed in claim 4, wherein the casing has two engaging rings securely mounted on the front side of the casing at a spaced interval; andthe cover has two engaging protrusions securely mounted on the front side of the cover at a spaced interval and respectively and selectively engaging with the two engaging rings of the casing to hold the cover securely with the casing to close the top opening of the casing and the bottom opening of the cover. 8. The toolbox as claimed in claim 5, wherein the casing has two engaging rings securely mounted on the front side of the casing at a spaced interval; andthe cover has two engaging protrusions securely mounted on the front side of the cover at a spaced interval and respectively and selectively engaging with the two engaging rings of the casing to hold the cover securely with the casing to close the top opening of the casing and the bottom opening of the cover. 9. The toolbox as claimed in claim 6, wherein the casing has two engaging rings securely mounted on the front side of the casing at a spaced interval; andthe cover has two engaging protrusions securely mounted on the front side of the cover at a spaced interval and respectively and selectively engaging with the two engaging rings of the casing to hold the cover securely with the casing to close the top opening of the casing and the bottom opening of the cover. 10. The toolbox as claimed in claim 7, wherein each one of the first strengthening frame and the second strengthening frame is made of metal to increase the structural strength of the casing and the cover of the toolbox. 11. The toolbox as claimed in claim 8, wherein each one of the first strengthening frame and the second strengthening frame is made of metal to increase the structural strength of the casing and the cover of the toolbox. 12. The toolbox as claimed in claim 9, wherein each one of the first strengthening frame and the second strengthening frame is made of metal to increase the structural strength of the casing and the cover of the toolbox. 13. The toolbox as claimed in claim 1, wherein the casing has two engaging rings securely mounted on the front side of the casing at a spaced interval; andthe cover has two engaging protrusions securely mounted on the front side of the cover at a spaced interval and respectively and selectively engaging with the two engaging rings of the casing to hold the cover securely with the casing to close the top opening of the casing and the bottom opening of the cover. 14. The toolbox as claimed in claim 2, wherein the casing has two engaging rings securely mounted on the front side of the casing at a spaced interval; andthe cover has two engaging protrusions securely mounted on the front side of the cover at a spaced interval and respectively and selectively engaging with the two engaging rings of the casing to hold the cover securely with the casing to close the top opening of the casing and the bottom opening of the cover. 15. The toolbox as claimed in claim 3, wherein the casing has two engaging rings securely mounted on the front side of the casing at a spaced interval; andthe cover has two engaging protrusions securely mounted on the front side of the cover at a spaced interval and respectively and selectively engaging with the two engaging rings of the casing to hold the cover securely with the casing to close the top opening of the casing and the bottom opening of the cover. 16. The toolbox as claimed in claim 1, wherein each one of the first strengthening frame and the second strengthening frame is made of metal to increase the structural strength of the casing and the cover of the toolbox. 17. The toolbox as claimed in claim 2, wherein each one of the first strengthening frame and the second strengthening frame is made of metal to increase the structural strength of the casing and the cover of the toolbox. 18. The toolbox as claimed in claim 3, wherein each one of the first strengthening frame and the second strengthening frame is made of metal to increase the structural strength of the casing and the cover of the toolbox.
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이 특허에 인용된 특허 (5)
Byrns James E. (1027 2nd Ave. ; South Clinton IA 52732), Blow-molded three section storage case.
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