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The embodiments of the present invention described herein related generally to the field of accessories for use with seats to allow hanging of articles. Such seats have various applications and may be found in various modes of transportation such as trains, planes, buses, automobiles, and elsewhere. Specifically the invention relates to apparatus mounted on or constructed within the top portion of a seat backrest for hanging articles comprising looped attachments such as purses, backpacks, shopping bags, and the like, or items hung on conventional hangers.
A search of the prior art located the following United States patents which are believed to be representative of the present state of the prior art: U.S. Pat. No. 5,791,614, issued Aug. 11, 1998; U.S. Patent Publication No. 2003/0121943, published Jul. 3, 2003; U.S. Pat. No. 6,601,914, issued Aug. 5, 2003; U.S. Pat. No. 4,302,046, issued Nov. 24, 1981; U.S. Patent Publication No. 2004/0155080, published Aug. 12, 2004; U.S. Pat. No. 6,439,443, issued Aug. 27, 2002; U.S. Pat. No. 2,582,650, issued Jul. 8, 1949; U.S. Pat. No. 6,260,750, issued Jul. 17, 2001; and U.S. Pat. No. 4,681,366, issued Jul. 21, 1987.
The present invention provides securing apparatus for hanging articles comprising looped attachments such as purses, backpacks, shopping bags, and the like, or items hung on conventional hangers from the top portion of a seat backrest such that the article so hung rests against the side of the seat backrest. In this manner, persons seated around the seat will not be encumbered by the presence of the article on the floor or in another seat. Similarly, persons seated next to the article so hung may readily access it for retrieving necessary items.
The present invention comprises generally a supporting base or frame member having means for attachment to the top portion of the seat backrest. Upon or within the base, is an internal or second frame member fixedly attached, hinged, or recessed to the base or first frame member. When the internal or second frame member is operationally positioned, it is sufficient to safely secure the hung article. The apparatus of the present invention is suitable for either addition to existing seat backrests or manufacture into seat backrests.
Other features, advantages, and objects of the present invention will become apparent with reference to the following detailed description and accompanying figures.
FIG. 1 is a perspective view of an embodiment of the present invention, shown installed on the top portion of the seat backrest of an automobile seat and supporting a purse there from.
FIG. 2 is a top view of an embodiment of the present invention comprising a base supporting member, frame and split-wing toggle bolts suitable for assembly onto the top portion of a seat backrest.
FIG. 3 is a side view of an embodiment of the present invention comprising a base supporting member, frame and split-wing toggle bolts assembled onto the top portion of a seat backrest.
FIG. 4 is a front view of FIG. 3.
FIG. 5 is a top view of an embodiment of the present invention comprising a base supporting frame and closed hinged internal member suitable for manufactured assembly onto the top portion of a seat backrest.
FIG. 6 is a detailed view of the locking and unlocking mechanism of an embodiment of the present invention comprising a base supporting frame and closed hinged internal member suitable for manufactured assembly onto the top portion of a seat backrest.
FIG. 7 is a side view of an embodiment of the present invention comprising a base supporting frame and opened hinged internal member assembly manufactured onto the top portion of a seat backrest.
FIG. 8 is a front view of FIG. 7.
FIG. 9 is a top view of an embodiment of the present invention comprising a base supporting frame and closed hinged internal member suitable for manufactured assembly onto the top portion of a seat backrest.
FIG. 10 is a side view of an embodiment of the present invention comprising a base supporting frame and opened hinged internal member assembly manufactured onto the top portion of a seat backrest.
FIG. 11 is a front view of FIG. 10.
FIG. 12 is a top view of an embodiment of the present invention comprising a base supporting frame and closed, spring activated internal member assembly having a rectangular cross-section suitable for attachment onto the top portion of a seat backrest.
FIG. 13 is a side view of an embodiment of the present invention comprising a base supporting frame and open, spring activated internal member assembly having a rectangular cross-section attached to the top portion of a seat backrest using split-wing toggle bolts.
FIG. 14 is a side view of an embodiment of the present invention comprising a base supporting frame and open, spring activated internal member assembly having a circular cross-section attached to the top portion of a seat backrest using screws.
FIG. 15 is a top view of an embodiment of the present invention comprising a base supporting frame and closed, spring activated internal member assembly having a rectangular cross-section suitable for manufacture onto the top portion of a seat backrest.
FIG. 16 is a side view of FIG. 15.
FIG. 17 is a bottom view of FIG. 16.
FIG. 18 is a top view of an embodiment of the present invention comprising a base supporting frame and closed, spring activated internal member assembly having a circular cross-section suitable for manufacture onto the top portion of a seat backrest.
FIG. 19 is a side view of FIG. 18.
FIG. 20 is a side view of a typical resilient channel spring clip for use in the embodiment depicted in FIGS. 18 and 19.
FIG. 21 is a top view of an embodiment of the present invention comprising a base supporting frame and closed, spring activated internal member assembly having a circular cross-section suitable for manufacture onto the top portion of a seat backrest.
FIG. 22 is a side view of FIG. 21.
FIG. 20 is a side view of a typical coil spring for use in the embodiment depicted in FIGS. 21 and 22.
The present invention for a securing apparatus on the top portion of a seat backrest comprises a supporting member 10 attached to or within the top portion 150 of the seat backrest 100 as shown generally in FIG. 1.
A preferred embodiment of the present invention that attaches to the top of a backrest, FIGS. 2-4, comprises a base supporting member 14 having a top surface, a bottom surface, a longitudinal centerline, two long sides of predetermined length, two short sides of predetermined length, and at least two holes, 22 and 24, through the base top and bottom surfaces, each hole, 22 and 24, at an equal distance from each short side on the base longitudinal centerline. The two holes, 22 and 24, are for securing the base supporting member 14 to the backrest 100 top side 150. A frame 16 is fixedly attached to the base supporting member 14 top surface and extends upwards perpendicular to the base supporting member 14. The frame 16 width is equal in dimension to the short sides of the base supporting member 14. The frame 16 length is less than the base member 14 long sides, and the frame 16 length is centered on the base member 14 longitudinal centerline such that the holes, 22 and 24, through the base member 14 are at equal distances beyond the frame 16 length The base supporting member 14 bottom can be adhered to the top 150 of the seat backrest 100 using pliobond or similar industrial adhesive. As shown in FIGS. 2-4, attaching means between the base supporting member 10 and the backrest 100 can comprise split-wing toggle bolts 18 and 20, or similar attaching apparatus, which are received by the frame assembly within the seat backrest 100 an secured thereto. The base supporting member 14 and frame 16 can be constructed of metal or plastic.
As depicted in FIGS. 5-8, a second preferred embodiment of the present invention suitable for manufacture into a seat backrest comprises a frame 30 of an open rectangular box of predetermined length, width, and depth, having a bottom, two long sides, two short sides, an open top, wherein the frame 30 bottom has a top side and a bottom side, and wherein the frame 30 rests within the top surface 150 of the seat back rest 100 such that the frame 30 is flush with the top surface 150.
As further illustrated in FIGS. 5-8, the frame 30 houses an internal member 32 comprising rectangular box of predetermined length, width, and depth, having a bottom, a top, two long sides, two short sides, and which is sized to fit within the frame 30 and rotate therein to a position above and perpendicular to the frame 30. When the internal member 32 is closed its top side is flush with the top surface 150 of the seat back rest 100. A pair of equally opposed, locking and unlocking assemblies 34 and 36 allow the frame internal member 32 in an unused position to be received into the frame 30 and to rest flat on the top 150 of the seat backrest 100. The frame 30 and internal member 32 are attached by a hinged means 38. The frame 30 further comprises a recess 40 for ease of operating the internal member 32 from the closed position flush with the top 150 of the seat backrest 100, FIG. 5, to a fully open position, perpendicular to the top 150 of the seat backrest 100, FIG. 8.
A preferred locking/unlocking assembly 36 is depicted in FIGS. 6 and 8. This assembly comprises a first and second curved, biased member, 34 and 36, each having uniformly flat top and bottom sides, two ends, and identically sized channels 48 having two ends conforming to the members' curves through the member sides, wherein the first and second members, 34 and 36, are identical in size and curved shaped. One end of a first member 34 is attached at a position 42 on one long side of the internal member and one end of the other member 36 is attached to a position corresponding to the other long side of the internal member, and each unattached end of the curved members has a locking notch at the end of curved channel. A first and second pin of equal sizes, 44, is fixedly attached to the inside surface of each of the long sides of the frame 30 such that the pins 44 oppose each other and define a horizontal plane parallel to the top surface 150 of the seat backrest 100. Each pin 44 is sized to fit and be received within the channel 36 of each curved member, 34 and 36, and guide the curved member, 34 and 36, through its length of travel as the internal member 32 opens and closes within the frame 30, FIGS. 6 and 8.
Each assembly, 34 and 36, is biased such that when the internal member is fully opened in a position perpendicular to the top 150 of the seat backrest 100, FIG. 8, the assembly locks onto the pin 44. Each assembly, 34 and 36, is released by pressure simultaneously exerted on each respective assembly towards the side of the frame 30, and the internal member travels to a flush position the top 150 of the seat backrest 100, FIGS. 5 and 8. The frame 30, internal member 32, and assemblies 34 and 36 can be constructed of metal or plastic.
FIGS. 9-10 illustrate a third preferred embodiment of the present invention suitable for manufacture into a seat backrest comprising a frame 50, and internal member 52, and rotational hinge means whereby the internal member 52 connects to the frame 50, and can be manually pivoted from an open position perpendicular to the frame 50 and top 150 of the seat backrest 100, FIGS. 10 and 11, to a closed position flush with the top 150 of the seat backrest 100, FIGS. 9 and 11. The frame 50 is recessed into the top 150 of the seat backrest 100, FIGS. 10 and 11. The frame 50 further comprises a recess 60 for ease of operating the internal portion 52 from the closed position flush with the top 150 of the seat backrest 100, FIGS. 9 and 11, to a fully open position, perpendicular to the top 150 of the seat backrest 100, FIGS. 10 and 11. The frame 50 and internal member 52 can be constructed of metal or plastic.
As depicted in FIGS. 12-23, a fourth preferred embodiment of the present invention suitable for manufacture into, or attachment to, a seat backrest comprises a base member 70 having a top mounting surface, a center point, a housing of predetermined length, width, depth and uniform cross-sectional area connected to the mounting surface. The housing defines a longitudinal centerline which is co-existent with the mounting surface center point. Two holes are drilled through the base member mounting surface, each hole at an equal distance from the base center point.
As further illustrated in FIGS. 12-23, a spring locking and unlocking mechanism allows an internal member 72 of predetermined size and uniform cross-sectional area to be received and reside within the housing of the base member 70. The locking/unlocking mechanism allows the internal member 72 to be recessed into the seat backrest and flush to the top 150 of the backrest when the internal member 72 is not is use. The internal member 72 may have a rectangular cross-section, FIGS. 13 and 16, or a circular cross-section, FIGS. 14, 21-22. Other cross-sections, such as square [not shown], triangular, or ellipsis [not shown] may be practiced within the scope of this embodiment of the present invention. The spring locking and unlocking mechanism may be a typical coil spring within the internal member 72, FIGS. 13-17, 21-23. Alternately, the spring locking and unlocking mechanism may be a resilient channel clip within the internal member 72, FIGS. 18-20. As shown in FIGS. 13-14, attaching means between the base supporting member 70 and the backrest top 150 can comprise split-wing toggle bolts 18 and 20, as depicted in FIG. 13, screws, 80 and 82, as illustrated in FIG. 14, or similar attaching apparatus, which are received by the frame assembly within the seat backrest top 150 and secured thereto. The base 70 and internal member 72 can be constructed of metal or plastic.
The above description is included to illustrate the operation of the preferred embodiments and is not meant to limit the scope of the invention. The scope of the invention is to be limited only by the following claims. From the above discussion, many variations will be apparent to one skilled in the relevant art that would yet be encompassed the spirit and scope of the invention.