In certain preferred embodiments, the present invention deals with archery equipment, and in particular deals with a vibration dampening mechanism and method for dampening vibrations in an arrow quiver assembly.
When using archery bows of various types, a release of the bowstring and the accompanying arrow typically imparts significant vibration to the frame of the bow, as the stored energy in the bow limbs is released. These vibrations are transmitted throughout the bow and attached accessories and to the archer. It is preferable that these vibrations be quickly dampened to reduce stresses internally on the bow and related equipment and to reduce the stress on the body of the archer holding the bow. It is also preferable that vibrations be dampened quickly to reduce the noise created by the release of the bow, particularly in hunting situations.
Several dampening methods have been applied to the body of certain bows in attempts to reduce vibrations; however, attached accessories such as a quiver are frequently ignored. Preferred embodiments of the present invention provide improved dampening characteristics for certain accessories such as an archery quiver and contribute to overall dampening within the bow.
Preferred embodiments of the present invention provide a quiver assembly, bow and method for dampening vibrations. Quiver assemblies useable with the present invention are often of conventional types mounted to various types of archery bows to hold one or more arrows in a convenient, portable location for the archer. These quiver assemblies can be used with various types of compound or recurve bows conventionally known in the industry. In a preferred feature, the present assembly provides one or more dampeners for reducing vibrations imparted to the quiver assembly and the overall bow construct. In a preferred embodiment, one or more dampeners are associated with the frame of the quiver assembly, and preferably are in floating engagement with the frame.
In one preferred embodiment, the present invention involves a quiver assembly comprising a frame of a quiver assembly for an archery bow and at least one dampener made of a vibration dampening material in floating association with the frame and arranged to dampen vibrations imparted to the frame.
In a further preferred embodiment, a quiver assembly includes a frame of a quiver assembly for an archery bow, having at least a portion defining opposing sides and defining at least one communication port between the opposing sides through the frame. A first dampener is arranged on one side of the communication port to contact the frame to dampen vibrations imparted to the frame. A second dampener is arranged on the opposing side of the communication port to contact the frame to dampen vibrations imparted to the frame. Preferably the first dampener is coupled to the second dampener through the communication port and the dampeners are not connected to the frame.
In a still further embodiment, the present invention involves a quiver assembly comprising a frame and a clip disposed on the frame for receiving the shafts of one or more arrows. A hood is disposed on the frame for receiving the heads of one or more arrows and the frame is mounted to an archery bow using a bracket, while at least one dampener of a vibration dampening material is in floating association with the frame and is arranged to dampen vibrations imparted to the frame.
In an alternate embodiment, the present invention involves a quiver assembly comprising a frame. A clip and a hood are disposed on the frame for receiving one or more arrows. The frame is mounted to an archery bow using a bracket and a pair of dampeners are coupled through a communication port defined in the frame and are arranged to dampen vibrations imparted to the frame.
It is an object of the present invention to provide an improved archery quiver assembly and method.
FIG. 2: is a perspective view of a dampener member used in certain preferred embodiments of the present invention.
For the purposes of promoting an understanding of the principles of the invention, reference will now be made to the embodiments illustrated and specific language will be used to describe the same. It will nevertheless be understood that no limitation of the scope of the invention is thereby intended, such alterations, modifications, and further applications of the principles of the invention being contemplated as would normally occur to one skilled in the art to which the invention relates.
Preferred embodiments of the present invention provide a quiver assembly, bow and method for dampening vibrations. Quiver assemblies useable with the present invention are often of conventional types mounted to various types of archery bows to hold one or more arrows in a convenient, portable location for the archer. These quiver assemblies can be used with various types of compound or recurve bows conventionally known in the industry. In a preferred feature, the present assembly provides one or more dampeners for reducing vibrations imparted to the quiver assembly and the overall bow construct. In a preferred embodiment, one or more dampeners are associated with the frame of the quiver assembly, and preferably are in floating engagement with the frame.
In the embodiment shown, frame 20 preferably has a front plate 27 and a parallel rear plate 28 separated by an upright plate 29. Directional references herein are provided for context and clarity, but do not indicate any absolute direction. Preferably the plates extend substantially the length of frame 20. Front plate 27, rear plate 28 and upright plate 29 preferably define one or more channels 30 along all or a portion of the length of frame 20. Channels 30 preferably have a “C” or sideways “U” cross-section having a top, bottom and side, substantially at right angles, and having an open outward face. In the embodiment shown, frame 20 has an I-beam style cross-section with two channels 30. Upright plate 29 defines opposing sides of the frame, and optionally is formed with an open truss structure having cut out openings 38 to retain strength while reducing the overall weight and mass of the quiver assembly. In one embodiment, bracket 64 provides an interface between bracket posts 39 of frame 20 and a bow in order to mount the quiver assembly 10 to the bow. Other usable mounting methods are well known.
A dampener 40, preferably mountable to central section 22 of frame 20, is illustrated with a perspective view in
As illustrated, tabs or insert portions 44 have a circular cross-section with a diameter or width 48, height 46 and form cylindrical pieces. In one preferred feature, tabs 44 define a glue pocket 45 in each tab to receive a portion of adhesive. In one preferred embodiment, glue pockets 45 are formed in an inverted conical shape spanning an angle θ, for example 90°, between the walls of the cone. In certain preferred options, dampener 40 may include openings 50 and arcuate end portions for ease of manufacture, mounting and to control the strength and vibration dampening aspects of dampener 40.
Preferably, at least one dampener is arranged to dampen vibrations imparted to the frame. Illustrated in
A method of assembling a pair of dampeners 40 to the frame is illustrated in
In a further alternate embodiment, at least one of the dampeners does not have an insert portion which enters port 34, and the join location is at an edge or external to port 34. For example, one dampener may have one or more tabs with a height extending completely through one or more ports, and a second dampener is formed with a flat base portion which contacts the tabs. In an alternate example, two dampeners are used on opposing sides of plate 29 and one or more connectors extend between the dampeners. Connectors can be of the same material as the dampeners, or different materials. Examples of mechanical connectors include screws, bolts and rivets. Still further, a tab can be separate and sized to contact and be adhered to a flat surface of one or two dampeners, or to extend partially or completely through a receiving port in the dampener, similar to a plug or cork.
In the embodiment illustrated in
In the embodiment shown in
In a less preferred embodiment, one or more of the dampeners is not in floating association and is directly affixed to the frame. The dampener may be affixed across all or portions of various surface areas and faces of the dampener.
In the embodiments shown in
In various embodiments, one or more dampeners or pairs of dampening members may be used as desired. Similarly, one or more openings 34 along frame 20 may be defined in the frame for interaction between the frame and one or more dampeners or pairs of dampeners. In the embodiment illustrated, a pair of dampeners 40 are mounted in central portion 22 of frame 20 adjacent bracket 64 at the closest approach point to the bow structure; however, one or more dampeners 40 can be mounted at various locations along the length of the frame as desired.
For example, quiver assembly 10 includes components made of conventional materials such as frame 20, hood 60 and bracket 64 which are made of high impact ABS plastic. Clip 62 may be made of a semi-resilient material to hold standard arrows, such as aluminum arrows or composite arrows. For example, the clip may be made from a PVC homopolyester resin. Other conventional materials may be used.
Preferably vibration dampeners used with the present assembly are formed from a material different from the frame material and/or suitable to receive vibrations imparted to the quiver assembly and to dampen the vibrations carried through the assembly and interacting with the dampeners. Various rubber, polymer, silicon and urethane based materials of various densities are known for this purpose. In one preferred embodiment the dampener is formed from a PVC homopolyester resin with an 85-durometer hardness. A preferred hardness range is 55 to 85 durometer.
Illustrated in
While the invention has been illustrated and described in detail in the drawings and foregoing description, the same is to be considered as illustrative and not restrictive in character, it being understood that only the preferred embodiment has been shown and described and that all changes and modifications that come within the spirit of the invention are desired to be protected.
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