Did You Know...
...In 1790, the cost to obtain a patent was between $4 and $5.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7325319 | Arrow-mounted sight An arrow sight is shown. The arrow sight includes a coupling portion for attachment to an arrow. The arrow sight also includes a targeting portion attached to the coupling portion. The targeting portion includes an aiming guide used to assist an archer in aiming the... | 02/05/2008 |
| 7293385 | Modular trigger group for firearms and firearm having a modular trigger group A module housing is adapted to be inserted into an operating position in the trigger group receiving area of a firearm. The module housing includes at least one pin receiver defined by two openings formed in the module housing, one on each lateral side of the housin... | 11/13/2007 |
| 7232092 | Flying vehicle-launching apparatus and method A flying vehicle-launching apparatus and method for launching a winged flying vehicle by accelerating the vehicle in a predetermined direction includes a flying vehicle-supporting platform, a guide device, and a driving device. The flying vehicle-supporting platform... | 06/19/2007 |
| 7204242 | Tiller, bow and trigger mechanism for a crossbow, and a crossbow The invention relates to a tiller for a crossbow which has a cocking lever in the form of an upper arm (1) and a lower arm (2) pivotally connected with each other about an axis (X) in the front part of the tiller, whereas in the rear part of the tiller... | 04/17/2007 |
| 7127845 | Paintball marker A paintball marker comprises a main body 10, a barrel 12 defining a firing axis X-X, and a grip frame assembly including a frame 26 and a trigger 22 pivotably mounted in the frame 26. The trigger has an upper finger engaging portio... | 10/31/2006 |
| 7066165 | Center-fire bow A bow includes a bow frame with a geometric center, and a window surrounding the geometric center. A bow handle is attached to the bow frame at a position offset from the geometric center, such that a user can fire an arrow through the window, through the geometric ... | 06/27/2006 |
| 6968835 | Slingshot A slingshot body for use with an elastic member in slinging a projectile. A fork portion to which the elastic member is to be attached and a gripping portion to be grasped by a user of the slingshot body are provided. Mounting apparatus pivotally connects the fork p... | 11/29/2005 |
| 6895950 | Crossbow-type underwater gun comprising a stretching device A crossbow-type underwater gun having resilient propulsion comprising at least two bungee type side resilient cords (8), the gun being characterized in that it includes a device for stretching the resilient cords (8) comprising a moving head piece (... | 05/24/2005 |
| 6729222 | Dart propulsion system for an electrical discharge weapon A wire-tethered dart cartridge for electrical discharge weapons or stun guns wherein the sudden force needed to propel the darts toward a remote target is derived from a source of energy other than expanding gas. The propulsive force is derived from potential energy... | 05/04/2004 |
| 6708683 | Spear gun having side-by-side spears A spear gun includes two spears disposed in laterally spaced relation to one another. A separate trigger is dedicated to each spear. Each spear is received within the lumen of a forward spear guide tube and a rearward spear guide tube. Each forward spear guide tube ... | 03/23/2004 |
| 6477933 | Dart propulsion system for remote electrical discharge weapon A wire-tethered dart cartridge for electrical discharge weapons wherein the sudden force needed to propel the darts toward a remote target is derived from a source of energy other than expanding gas. The propulsive force is derived from potential energy s... | 11/12/2002 |
| 5931145 | Separating stock hydraulic speargun A speargun apparatus includes a rearward stock portion including a spear engaging structure; a forward stock portion including a speargun body and sling mount and a spear propulsion sling; and a hydraulic drive mechanism interconnecting the rearward stock... | 08/03/1999 |
| 5904132 | Spear fishing gun A spear fishing gun having a receiver assembly that has a grip housing containing a removable trigger assembly with a spear point shaft latch bar, a trigger, and a safety pawl mounted on a shaft extending through the trigger assembly and the grip housing ... | 05/18/1999 |
| 5671722 | Projectile launcher A projectile launching apparatus has a barrel for supporting a projectile ior to and during launch. The barrel is defined by a breech end, a muzzle end and a longitudinal launch axis along which the projectile is launched. A length of elastomeric material... | 09/30/1997 |
| 5642723 | Elastic band projectile slinger An elastic band projectile slinger has an elongated base forming an elongated projectile guide track along its length. A pivoted support plate on the front end of the base anchors a pair of elongated elastic bands which are stretchable to a releasable lat... | 07/01/1997 |
| 5595166 | Double barrel speargun An improved speargun breach mechanism to prevent binding and increase the guns accuracy. The breach mechanism includes a pivotally mounted trigger and latch. The latch pivots between a cocked position and a firing position upon operation of the trigger. A... | 01/21/1997 |
| 5524603 | Pistol type spear gun A pistol type spear gun for use with a spear shaft comprising a body member having a handle portion adapted to be grasped in the hand of a user, with a trigger member positioned so as to be squeezed by the user on occasion. An elongate passage extends thr... | 06/11/1996 |
| 5372118 | Double barrel speargun A dual barrel speargun including an improved breach mechanism to prevent binding and an improved muzzle portion to increase speargun accuracy and decrease reload time. Also included is an improved safety mechanism whereby the safeties remain effective eve... | 12/13/1994 |
| 5359985 | Projectile discharge apparatus A projectile discharge apparatus 10 having a first generally planar ribbed portion 12 and opposed side portions 14 which form a hand reception recess. Apparatus 10 includes a plurality of chambers 24, 26, 28, 30, and 32 which are adapted to movably receiv... | 11/01/1994 |
| 5243955 | Mechanical shooting apparatus A mechanical shooting apparatus is disclosed, the apparatus having an elongate body comprised of two connectedly displaceable body members, the first body member having a pair of opposed pulleys adjacent its rearward end and another pair adjacent its forw... | 09/14/1993 |
| 5209215 | Folding crossbow stock A rotatable stock for a crossbow having a barrel and a pistol grip portion is disclosed. The stock comprises a body portion and a first end on the body portion adapted to butt against a user's shoulder. A second end on the body portion is spaced distally ... | 05/11/1993 |
| 5145740 | Retractile speargun line A retractile speargun line suitable for use in conjunction with a speargun comprising a line of flexible linear material having a first end adapted for connection to a speargun and a second end adapted for connection to a speargun spear by the use of a cl... | 09/08/1992 |
| 5125388 | Compound spear sling A compound spear sling including a frame, a pair of pulleys each with a cam portion and a cable track, an elastomeric material connecting each cam to the frame, and a draw cable. The draw cable is retracted with the spear to its ready position. As the dra... | 06/30/1992 |
| 5062406 | Attachment for crossbow that shoots arrows to enable the crossbow to shoot slugs Apparatus is provided to shoot both arrows and slugs. A crossbow has a longitudinal groove for guiding a feather of an arrow being shot by the crossbow. An attachment may be added to the crossbow to enable the crossbow to shoot slugs. When the attachment ... | 11/05/1991 |
| 4971019 | Shaft release spear gun A spear gun assembly for propelling a sharpened spear in an underwater hunting environment. The assembly includes a holding bar rigidly attached to the gun which engages a hole in the spear. A trigger assembly is actuatable to pivot a lifter for lifting t... | 11/20/1990 |
| 4962747 | Speargun trigger mechanism A trigger assembly for spearguns with a reversible safety and improved trigger pull. The safety has an operator that extends over the trigger area and is positioned so the fisherman's index finger can operate it while his hand is on the speargun grip.... | 10/16/1990 |
| 4895128 | Underwater spear gun An underwater spear gun of the rubber-band powered type, in which a spear is provided having a plurality of upwardly-projecting tail fins. The spear-shaft is positioned within a bore of a barrel, which barrel has longitudinal channel formed in an outer pe... | 01/23/1990 |
| 4877007 | Sling bow A sling bow for launching arrows has a handle to which are connected a pair of sling posts to which a twin arm sling is attached. The sling arms are made at least in part of elastic material which can be stretched and then released to propel the arrow bet... | 10/31/1989 |
| 4827893 | Shooting guide for bows A combination of a shooting bow and a guide assembly is provided for use with a projectile. The bow includes an elongated frame. The guide assembly is connected to the frame and includes a guide member for slidably supporting and guiding the projectile. T... | 05/09/1989 |
| 4771756 | Small game arrow slingshot A slingshot for an arrow includes a hand grip and attached arrow rest. The arrow rest includes permanently attached supports for the rubber sling and also includes several concavities formed on opposed surfaces which serve as projectile guides.... | 09/20/1988 |
| 4759336 | Double underwater speargun An underwater speargun consisting of two spears that are independent of each other. This underwater speargun is capable of 2 rapid discharges of spears or 2 simultaneous discharges of spears. Accidental firing is prevented due to the safety blocking the t... | 07/26/1988 |
| 4662344 | Archery device An archery device 10 includes a frame 12 and a handle section 14. A drawstring 24 spans the frame and has first and second ends 30,32 formed of an elastomeric material and an intermediate section 34 of conventional drawstring material. A pulley 44 or 46 i... | 05/05/1987 |
| 4625706 | Elastic powered compressed air gun An elongated horizontal barrel, transfer tube and cylinder are provided in vertically laterally stacked relation with the barrel disposed uppermost and the cylinder disposed lowermost. Closure structure is provided for the rear end of the barrel and the r... | 12/02/1986 |
| 4593673 | Sling shot gun structure A sling shot device consisting of a gun stock having an extensible rod like barrel, an elastic band carried by the barrel, a member holding the band under tension while loaded with a missile, the barrel and stock having sights and a band releasing member.... | 06/10/1986 |
| 4573445 | Arrow slingshot A slingshot for an arrow is provided and consists of a long barrel open at both ends secured to the top portion of a handgrip and a device secured to the handgrip for propelling the arrow through the barrel.... | 03/04/1986 |
| 4437449 | Arrow projecting handbow An improved handbow for shooting arrows with substantially the same accuracy and power of longbows, wherein the handbow is defined by a frame that includes an opening through which the arrow is supported and shot with the assistance of an adjustable sight... | 03/20/1984 |
| 4359999 | Speargun with trigger mechanism for releasing a line tethered to a spear A spear gun having a dog member is fulcrumed to a vertical pin carried by the trigger guard of the handgrip of an underwater gun. Said dog member is provided with sidewise outwardly projecting arm, and is further provided with an intermediate notch cooper... | 11/23/1982 |
| 4318389 | Powerful, collapsible, compact spear gun A spear gun is collapsible to approximately one-half of the full length of a conventional spear gun by the use of both (1) a spear made of two parts and (2) by the use of a hollow shortened spear gun housing from which an extension for holding the slings ... | 03/09/1982 |
| 4307699 | Multiple missile type slingshot An elongated handle has a head at one end and a base at the other end. A plurality of inserts, one adapted for aiming and guiding each type of missile, such as an arrow or ball, is removably insertable into the head end. Elastic cords are removbly inserta... | 12/29/1981 |
| 4297985 | Catapult device and projectile therefore A catapult device and projectile therefore, the catapult device having a body member intersected by a passage having a predetermined cross sectional configuration and including a slot composing part of and extending longitudinally of the passage and a res... | 11/03/1981 |
