Abstract: In some embodiments, projectile comprises a first body portion comprising a tip, a second body portion comprising a nock and a tether attached to the first body portion and attached to the second body portion. In some embodiments, the projectile comprises a first configuration where the first body portion contacts the second body portion. In some embodiments, the projectile comprises a second configuration where the first body portion is spaced apart from the second body portion.

Abstract: In some embodiments, an archery bow comprises a riser, a limb assembly attached to the riser and a stabilizer. The limb assembly comprises a first limb member and a second limb member. The stabilizer is attached to the riser, and at least a portion of the stabilizer is oriented between the first limb member and the second limb member.

Abstract: A fiber reinforced powder paint provides improved flexural fatigue resistance for composites substrates. Fiber loading in the powder is greater than 40%. Aramid fiber loading in an epoxy based powder paint is exemplified. A composite bow limb coated with the powder paint survives a remarkably greater number of bending cycles before failure when coated with the powder paint.

Abstract: In some embodiments, an archery bow comprises a riser and a bushing attached to the riser. In some embodiments, the bushing comprises a flange and a tubular shaft. In some embodiments, the tubular shaft comprises an external helical thread and an internal helical thread. In some embodiments, the flange comprises a front portion and a rear portion, the rear portion comprising a rear surface in contact with the riser. In some embodiments, the front portion comprises a recessed portion and a contacting ring. In some embodiments, a diameter of the contacting ring is greater than a distance across the external helical thread.

Abstract: In some embodiments, an arrow comprises a shaft comprising a tubular wall comprising a cavity and a nock comprising a notch arranged to engage a bowstring. An intake inlet is in fluid communication with the cavity and an exhaust outlet is in fluid communication with the cavity.

Abstract: In some embodiments, a limb assembly comprises a limb cup, a first limb member and a second limb member. The first limb member supports a rotatable member. The first limb member is supported by the limb cup at a first location and is supported by the second limb member at a second location. The second limb member is supported by the limb cup. The second limb member applies a supporting force to the first limb member.

Abstract: In some embodiments, a crossbow comprises a stock, a bow portion, a latch, a trigger and a foregrip. In some embodiments, the foregrip is supported by the stock and arranged to move with respect to the stock between a first position and a second position.

Abstract: In some embodiments, a limb cup comprises a body and a vibration damper. The body comprises a first limb cavity and a damper housing. The damper housing comprises an aperture. The vibration damper comprises a resilient member and a weight. The first limb cavity is arranged to receive an archery bow limb. The resilient member is oriented in the aperture and supported by the damper housing. The weight is supported by the resilient member.

Abstract: In some embodiments, projectile comprises a first body portion comprising a tip, a second body portion comprising a nock and a tether attached to the first body portion and attached to the second body portion. In some embodiments, the projectile comprises a first configuration where the first body portion contacts the second body portion. In some embodiments, the projectile comprises a second configuration where the first body portion is spaced apart from the second body portion.

Abstract: In some embodiments, an archery bow comprises a riser, limbs and a bowstring extending between the limbs. A string stop is supported by the riser. The string stop comprises a first body member, a flexion member supported by the first body member and a bumper supported by the flexion member. At least a portion of the flexion member is oriented nonparallel to a shooting axis defined by the archery bow.

Abstract: In some embodiments, an archery bow comprises a frame, a first limb assembly supporting a first rotatable member and a second limb assembly supporting a second rotatable member. The first rotatable member comprises a cam. A bowstring extends between the first rotatable member and the second rotatable member. A power cable is in communication with the cam. The first limb assembly has a width and a length, wherein the width is at least 26% of the length. In some embodiments, the width is at least 28% of the length.

Abstract: In some embodiments, an archery bow comprises a rotatable member and at least one cable segment. A protector is supported by the cable segment. The protector is arranged to prevent the rotatable member from contacting the cable segment.

Abstract: In some embodiments, a crossbow comprises a stock, a bow portion, a latch, a trigger and a foregrip. In some embodiments, the foregrip is supported by the stock and arranged to move with respect to the stock between a first position and a second position.

Abstract: In some embodiments, a limb cup comprises a body and a vibration damper. The body comprises a first limb cavity and a damper housing. The damper housing comprises an aperture. The vibration damper comprises a resilient member and a weight. The first limb cavity is arranged to receive an archery bow limb. The resilient member is oriented in the aperture and supported by the damper housing. The weight is supported by the resilient member.

Abstract: A stringed musical instrument comprises a bridge that receives a plurality of strings. The bridge comprises at least one internal pocket. In some embodiments, the bridge comprises a plurality of internal pockets.

Abstract: In some embodiments, an archery bow comprises a frame, a first limb assembly supporting a first rotatable member and a second limb assembly supporting a second rotatable member. The first rotatable member comprises a cam. A bowstring extends between the first rotatable member and the second rotatable member. A power cable is in communication with the cam. The first limb assembly has a width and a length, wherein the width is at least 26% of the length. In some embodiments, the width is at least 28% of the length.

Abstract: In some embodiments, a grip for a shooting device comprises a first body portion configured for attachment to the shooting device and a second body portion engaged with the first body portion. The second body portion is moveable with respect to the first body portion between first and second positions. A biasing member is arranged to bias the second body portion to the first position. In some embodiments, the second body portion comprises a guard defining a guard cavity and at least a portion of the first body portion is oriented in the guard cavity.

Abstract: Methods of using an apparatus for generating dielectrophoretic electromagnetic fields (dc-DEP EMF) to enhance cell polarity through the application of dc-DEP EMF force to stabilize Hyaluronan Mediated Motility Receptor (HMMR) and differentially modulate its expression in cancerous and noncancerous cells. A significant down regulation of HMMR when coupled with the decreased cell growth/mitosis and decreased mitotic spindle formation in treated human breast carcinoma cells indicating a decreased cell motility/migration/metastasis occurs when the cancerous cells are exposed to the dc-DEP EMF force. An improved apparatus for generating dielectrophoretic electromagnetic fields comprising crystals in the center of the orb for enhanced bio-field, a power supply toroidal flow of direct current to the orb, sensing capabilities to measure impedance, and customization of electromagnetic signals emitted by the apparatus and the power supply.

Abstract: In some embodiments, an archery bow riser comprises a body defining a first end, a second end and a grip portion. The body defines a shooting axis and comprises a first portion and a second portion. The first portion comprises a metal and the second portion comprises carbon fibers. The first portion extends to a first side of the shooting axis and to a second side of the shooting axis, and the second portion extends to the first side of the shooting axis and to the second side of the shooting axis.