1. A low pressure fogging device (1) comprising:
a fogging device body (2) having a hose coupling tube (22) formed unitarily with the lower side thereof around a boundary flat plate (21), a screw portion (24) formed on the upper side thereof around the boundary flat plate (21), a fluid flow-inducing member seating plate (26) formed on top of the screw portion (24) and having a ring groove (25) formed thereon in such a manner as to be coupled to an O-ring (7), and a water supply hole (27) penetratedly formed from the hose coupling tube (22) to the center of the fluid flow-inducing member seating plate (26);
a fluid flow-inducing member (3) having induction wings (31) seated on top of the fluid flow-inducing member seating plate (26), an induction tube (32) formed on the underside of the induction wings (31) in such a manner as to be fitted to the water supply hole (27), a contacting protrusion (33) formed upwardly from the induction wings (31) in such a manner as to be inserted into a nozzle body (4) and come into contact with vortex passages (42) formed on the nozzle body (4), and passages (34) adapted to induce and supply a fluid;
the nozzle body (4) having a fitting hole (41) open downwardly therefrom in such a manner as to allow the fluid flow-inducing member seating plate (26) of the fogging device body (2) and the induction wings (31) of the fluid flow-inducing member (3) to be fitted thereto, arch-shaped facing coupling protrusions (41a) formed on top of the fitting hole (41) and having a smaller diameter than the fitting hole (41), the vortex passages (42) formed on the ceiling of the fitting hole (41), and a nozzle hole (43) formed on the center of the ceiling of the fitting hole (41) in such a manner as to be connected to the vortex passages (42); and
a push-up nut (5) having a pressuring ring (51) formed at the center thereof in such a manner as to be locked onto a locking projection (44) formed from an outer lower end periphery of the nozzle body (4) and a screw groove (52) formed at the inner periphery thereof in such a manner as to be fastened to the screw portion (24) formed on the fogging device body (2).
2. The low pressure fogging device according to claim 1, wherein each passage (34) of the fluid flow-inducing member (3) comprises:
an incised passage (34a) open downwardly from the induction tube (32) in an axis perpendicular direction;
a horizontal passage (34b) depressedly formed on the underside of the induction wings (31) coming into contact with the fluid flow-inducing member seating plate (26) in such a manner as to be connected to the incised passage (34a); and
a vertical passage (34c) formed on the upper side of the induction wings (31) from the end of the horizontal passage (34b) to supply the fluid to a space portion between the contacting protrusion (33) and the fitting hole (41).
3. The low pressure fogging device according to claim 2, wherein a depth (DP1) of the horizontal passage (34b) coming into contact with the fluid flow-inducing member seating plate (26) or a depth (DP2) of the vertical passage (34c) coming into the fitting hole (41) of the nozzle body (4) is equal to or smaller than the diameter of a nozzle hole (43) formed on the nozzle body (4), so that foreign matters entering the low pressure fogging device (1) from the outside are filtered through the fluid flow-inducing member (3) before entering the nozzle hole (43) of the nozzle body (4).
4. A low pressure fogging device comprising:
a fogging device body (2) having a hose coupling tube (22) formed unitarily with the lower side thereof around a boundary flat plate (21), a screw portion (24) formed on the upper side thereof around the boundary flat plate (21), a fluid flow-inducing member seating plate (26) formed on top of the screw portion (24) and having a ring groove (25) formed thereon in such a manner as to be coupled to an O-ring (7), and a water supply hole (27) penetratedly formed from the hose coupling tube (22) to the center of the fluid flow-inducing member seating plate (26);
a fluid flow-inducing member (3) having a body (35) inserted into a nozzle body (4) in such a manner as to come into close contact with vortex passages (42) on the top surface thereof to form a cylindrical passage (37) between the outer peripheral surface thereof and the inner peripheral wall of the nozzle body (4), a plurality of base protrusions (36) formed radially on the lower end periphery of the body (35) in such a manner as to be seated on the top of the fluid flow-inducing member seating plate (26) to form a space portion (P) between the fluid flow-inducing member seating plate (26) and the base protrusions (36), and an induction tube (34) formed at the center of the inner side of the base protrusions (36) of the body (35) in such a manner as to be fitted to the water supply hole (27);
the nozzle body (4) having a fitting hole (41) open downwardly therefrom in such a manner as to allow the fluid flow-inducing member seating plate (26) of the fogging device body (2) to be fitted thereto, arch-shaped facing coupling protrusions (41a) formed on top of the fitting hole (41) and having a smaller diameter than the fitting hole (41), the vortex passages (42) formed on the ceiling of the fitting hole (41), and a nozzle hole (43) formed on the center of the ceiling of the fitting hole (41) in such a manner as to be connected to the vortex passages (42); and
a push-up nut (5) having a pressuring ring (51) formed at the center thereof in such a manner as to be locked onto a locking projection (44) formed from an outer lower end periphery of the nozzle body (4) and a screw groove (52) formed at the inner periphery thereof in such a manner as to be fastened to the screw portion (24) formed on the fogging device body (2).
5. The low pressure fogging device according to claim 4, wherein the space portion (P) formed between the fluid flow-inducing member seating plate (26) and the base protrusions (36) is smaller than incised passages (34a) formed on the induction tube (32), and the cylindrical passage (37) formed between the outer peripheral surface thereof and the inner peripheral wall of the nozzle body (4) is smaller than the space portion (P).
6. The low pressure fogging device according to claim 4, wherein the body (35) of the fluid flow-inducing member (3) has a fitting portion (35a) formed on the top portion thereof in such a manner as to be reduced in diameter, the fitting portion (35a) being fitted to the coupling protrusions (41a) formed on the nozzle body (4) to allow the top surface thereof to be face-contacted with the vortex passages (42) formed on the nozzle body (4).
7. The low pressure fogging device according to claim 4, wherein the fluid flow-inducing member (3) has a foreign matter-storing space (38) formed in a shape of a circle between the base protrusions (36) and the induction tube (34) and a drainage hole (39) formed on the lower end of the body (35) in such a manner as to communicate with the foreign matter-storing space (38).
8. The low pressure fogging device according to claim 7, wherein the drainage hole (39) communicating with the foreign matter-storing space (38) is smaller than the incised passages (34a) formed on the induction tube (34) and larger than the cylindrical passage (37) formed between the outer peripheral surface of the fluid flow-inducing member (3) and the inner peripheral wall of the nozzle body (4).
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. In combination with a vehicle having a generally flat rearwardly extending bed defined by a floor and pair of upwardly extending side walls, and a rigid canopy overriding and extending over said bed to provide cover thereto,
an adjustable, sliding shelf assembly adapted to be positioned on said side walls in sliding contact with said canopy, said shelf assembly comprising a frame composed of a pair of U-shaped members, each said member having a spaced apart base and two arms extending perpendicular to said base, means to join and align one said arm of each said U-shaped member, whereby to fix the spaced apart bases to a distance equal to the distance between said side walls, at least a pair of spring biased roller members laterally extending from each said base arranged to override said side walls in contact with said canopy, and a pair of planar, overlapping panel members positioned on said frame for receiving items to be transported thereon.
2. The combination according to claim 1, wherein said arms are tubular in cross section and said means include a pair of telescopic, intermediate members for sliding engagement with said tubular arms, where said tubular arms include a series of openings and said telescopic, intermediate members each include a pair of push pins for engagement with one of said openings in said tubular arms, whereby to fix the distance between said bases.
3. The combination according to claim 1, wherein said spring biased roller members each comprise a shaft laterally extending from a said base, said shaft having a distal end mounting a roller, and a coil spring about said shaft biasing said roller away from said base.
4. The combination according to claim 3, wherein each said roller members includes an outwardly extending hemispherical guide member arranged to slidably contact said canopy.
5. The combination according to claim 1, wherein a first of said panel members includes a transversely extending support member to overlie a second panel members.
6. The combination according to claim 5, wherein said transversely extending support member comprises a edged flange projecting downwardly.
7. The combination according to claim 1, wherein said arms are generally rectangular in cross-section exhibiting a pair of broad sides and a pair of narrow sides, where one of said broad sides is a surface upon which said pair of panel members lie.
8. The combination according to claim 1, wherein one said arm of each said U-shaped member includes clamping means cooperating with a respective said side wall to fix said shelf assembly along each of said side walls.
9. The combination according to claim 8, wherein each said side wall includes a longitudinal flange having an underside, and said clamping means includes a pivotal arm for operative contact with said underside.
10. The combination according to claim 9, wherein said pivotal arm includes an adjustable screw to spatially fix said pivotal arm relative to said underside.
11. An adjustable, sliding shelf assembly for use in a vehicle having opposing interior side walls, comprising:
a. a frame composed of a pair of adjusting members, each said member having a base;
b. at least one pair of spring-biased roller members laterally extending from each said base; and,
c. a pair of planar, overlapping panel members positioned on said frame for receiving items to be transported thereon.
12. The combination of claim 11, wherein each adjustable member is U-shaped, and wherein each adjustable member comprises two arms extending perpendicular to said base.
13. The combination according to claim 12, wherein said arms are generally rectangular in cross-section exhibiting a pair of broad sides and a pair of narrow sides, where one of said broad sides is a surface upon which said pair of panel members lie.
14. The combination of claim 12, further comprising a means for joining and aligning one said arm of each said adjustable member.
15. The combination according to claim 14, wherein said arms are tubular in cross section and said means include a pair of telescopic, intermediate members for sliding engagement with said tubular arms, where said tubular arms include a series of openings and said telescopic, intermediate members each include a pair of push pins for engagement with one of said openings in said tubular arms, whereby to fix the distance between said bases.
16. The combination according to claim 11, wherein said spring biased roller members each comprise a shaft laterally extending from said base, said shaft having a distal end mounting a roller, and a coil spring about said shaft biasing said roller away from said base.
17. The combination according to claim 16, wherein each said roller member includes an outwardly extending hemispherical guide member arranged to slidably contact said side walls.
18. The combination according to claim 11, wherein the first of said panel members includes a transversely extending support member to overlie the second of said panel members.
19. The combination according to claim 18, wherein said transversely extending support member comprises an edged flange projecting downwardly.
20. The combination according to claim 11, further comprising clamping means to lock the shelf assembly in place against inadvertent movement.
21. The combination according to claim 20, wherein each adjustable member comprises two arms extending perpendicular to said base and one said arm of each said member includes said clamping means cooperating with a respective said side wall to fix said shelf assembly along each of said side walls.
22. The combination according to claim 21, wherein each said side wall includes a longitudinal flange having an underside, and said clamping means includes a pivotal arm for operative contact with said underside.
23. The combination according to claim 22, wherein said pivotal arm includes an adjustable screw to spatially fix said pivotal arm relative to said underside.
24. In combination with a vehicle having a generally flat rearwardly extending bed defined by a floor and pair of upwardly extending side walls, and a canopy overriding and extending over said bed to provide cover thereto, an adjustable, sliding shelf assembly adapted to be positioned on said side walls in sliding contact with said canopy, said shelf assembly comprising a frame composed of a pair of adjustable members, each said member having a base, wherein the base of each member may be spaced apart a distance equal to the distance between said side walls, at least a pair of spring biased roller members laterally extending from each said base arranged to override said side walls in contact with said canopy, and a pair of planar, overlapping panel members positioned on said frame for receiving items to be transported thereon.
25. An adjustable, sliding shelf assembly for use in a vehicle having opposing interior side walls, comprising:
a. a frame composed of a pair of adjustable members, each said member having a base and two arms extending from said base;
b. at least one pair of spring-biased roller members laterally extending from each said base; and,
c. a pair of planar, overlapping panel members positioned on said frame for receiving items to be transported thereon.
26. The assembly of claim 11, wherein said base of each member may be spaced apart a distance substantially equal to the distance between said side walls.