Did You Know...
...that two musicians were responsible for the invention of color print film? Fascinated by photography, Leopold Godowsky and Leopold Mannes worked together to produce an easy-to-use, practical color film. They worked full time as music teachers and gave concerts while experimenting during their off hours in Mannes' kitchen. Their success earned them full-time, well-paying jobs at Kodak and their efforts resulted in Kodachrome film, which was introduced in 1935.
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| Number | Title | Issue Date |
| 8112929 | Key device for guns In a key element (110) for locking a hammer gun or bolt gun (100) comprising a trigger rod which can be reciprocated by a trigger, the locked state of the gun is apparent at a glance in a conspicuous manner in that the key element (110) is a rel... | 02/14/2012 |
| 8033043 | Lockable safety for striker-fired firearm A striker-fired firearm with lockable manual safety and method of use. The firearm in one embodiment includes a frame, a chamber for receiving a cartridge, a striker movable to strike the cartridge, a trigger movably mounted to the frame, a trigger bar coupled to th... | 10/11/2011 |
| 7921589 | Single action firearm action A new firearm action is described. The action may be adapted to single-shot handguns and rifles, lever-action firearms, single-action revolvers or to other types of firearms. The new firearm action provides a safety device in a firearm that does not affect the trigg... | 04/12/2011 |
| 7841118 | Training bolt for rifle A training bolt for use in an automatic or semi-automatic firearm includes a training bolt installable in a bolt receiver of a firearm, wherein the training bolt is constructed and arranged with cutouts and protrusions which cooperate with the internal structure of ... | 11/30/2010 |
| 7832135 | Model 1911 type firearm safety lock A firearm safety lock for an automatic pistol such as the Model 1911 firearm is disclosed. The safety lock includes a means of arresting the operation of the main trigger or hammer spring in the pistol grip of the firearm to prevent movement of the hammer, thereby l... | 11/16/2010 |
| 7827720 | Autoloading handgun The autoloading handgun is a short recoil, locked breech, semiautomatic service pistol. A rear located safety latch is provided for ambidextrous usage. A hold-open lever opens the pistol after the last round in the magazine is fired. A recoil spring guide rod, which... | 11/09/2010 |
| 7703230 | Positive striker lock safety for use with a firearm A firearm has a frame, a slide, a striker-type firing pin (“striker”), and a fire control mechanism including a sear to controllably release the striker and a trigger bar for actuating the sear. An automatic positive striker lock safety includes a pin-like safet... | 04/27/2010 |
| 7568303 | Method for producing a hammer lock, method for engaging a hammer lock and hammer lock to be inserted in a gun A method for producing a hammer lock includes the steps of forming a hammer lock base having a threaded recess formed therein, a thumb grip and a hammer blocking rail for blocking an actuation of a hammer, forming a threaded shaft having a head for receiving a key f... | 08/04/2009 |
| 7406793 | Revolver handgun having an ambidextrous, integrated, combined, lockable safety and handgun lock and a method of operating the lockable safety and handgun lock A handgun has a reliable, integrated, lockable safety/hammer lock which is easy to operate and inexpensive to manufacture. The handgun contains a frame having shaft receiving recesses, a hammer supported in the frame, and a lockable safety/hammer lock disposed in a ... | 08/05/2008 |
| 7373752 | Pistol with a firing pin safety and an ejector A pistol with a firing pin includes a firing pin safety provided in the breech part. To afford a firing pin safety that is as simple and operationally safe as possible, a resilient tongue attached on an external side face of the breech part is provided, which resili... | 05/20/2008 |
| 7360331 | Pistol with firing pin blocking magazine disconnect mechanism An autoloading pistol with a magazine disconnect mechanism that blocks discharge of the pistol when the magazine is removed by action upon the pistol's firing pin. The pistol may generally include a removable magazine, a housing defining a chamber to hold a cartridg... | 04/22/2008 |
| 7353742 | Double action firing pin system A firing pin system for a firearm, including a breech block, a firing pin slidably disposed in the breech block and a single firing pin coil spring adapted to both urge the firing pin toward a cartridge in a barrel of the firearm when the firearm is fired and, subse... | 04/08/2008 |
| 7337572 | Integrated firearm security lock The difficulties and drawbacks of previous-type systems are overcome by the present invention which includes a locking device for a firing spring housing in a firearm. A main housing is provided including an internal cylindrical portion for receiving a firing spring... | 03/04/2008 |
| 7278327 | Film based position and pressure sensor Simultaneous pressure and position information is accurately measured in a sensor realized by utilizing first and second sensor elements that each exhibit a decreasing width over the length of the sensor element and that are arranged overlapping each other and in a ... | 10/09/2007 |
| 7269919 | Hammer disarmer for repetition rifles operated by alternate linear movement of the frontal actioning fore-end Hammer disarmer for rifles, constituted of a cylindrical pin lodged in the hammer itself having an operable protruding head over the curved upper surface of the hammer spur, going downwards through a cylindrical portion provided with a frontal plane recess, within w... | 09/18/2007 |
| 7263796 | Trigger system for hand firearms The invention relates to a trigger system for hand firearms with a hammer, a catch allocated to the hammer, a trigger, and a trigger arm interacting with this trigger, wherein the hammer has a first stop for holding the hammer in a completely cocked position and the... | 09/04/2007 |
| 7243453 | Pistol with firing pin locking mechanism A pistol including a mechanism that locks firing pin of the pistol. The firing pin locking mechanism may include a stopping member which may be selectively moved by a user of the pistol between first and second positions, and a movable blocking member that may be en... | 07/17/2007 |
| 7234261 | Pistol with lockable manual safety mechanism A pistol including a mechanism that locks manual safety of the pistol. The lockable manual safety mechanism may include a manual safety that engages the firing apparatus of the pistol to prevent discharge of the pistol when the trigger is pulled. The firing apparatu... | 06/26/2007 |
| 7225575 | Method and device for providing an integral firearms safety lock mechanism The present invention provides an integral firearms safety lock that safely provides locking capabilities in a firearm. The integral firearms safety lock ensures that a firearm is unable to fire by a simple manual manipulation of a locking mechanism. Moreover, an in... | 06/05/2007 |
| 7213359 | Additional safety device for sear mechanism for firearms A sear mechanism for firearms comprises a sear box 12, and an additional safety device to prevent the hammer 16 from releasing accidentally and to fire under the action of inertial forces acting along the direction of the axis of the barrel in case of ... | 05/08/2007 |
| 7204051 | Safety for a hand firearm A safety for a hand firearm with a firing lever, a firing pin, a safety element allocated to the firing pin, a trigger rod that can be activated by a trigger, and a transmission element, which is coupled to the trigger rod and through which the safety element can be... | 04/17/2007 |
| 7191556 | Magazine sleeve A magazine sleeve attachable to a magazine and including a front strap, a back strap and side panels extending between the front and back straps, wherein the front and back straps and side panels are configured to substantially match an outer contour and/or texture ... | 03/20/2007 |
| 7188444 | Firearm orientation and drop sensor system A sensor system for detecting jarring, acceleration or other application of force to a firearm, and/or movement of the firearm into an undesired orientation, which includes a sensor array mounted to a firearm. The sensor array detects the excessive acceleration and/... | 03/13/2007 |
| 7155856 | Integral locking system for rifle A firearm integral locking system includes a cocking piece lock in a housing slot. The lock has a blade and a key aperture. The slot allows rotational movement. The cocking piece and lock each have an aperture. A plunger is slidably received in the cocking piece ape... | 01/02/2007 |
| 7155034 | Authorized personnel biometric detection system preventing unauthorized use of aircraft and other potentially dangerous instruments An authorized pilot detection system and method for controlling a variety of potentially dangerous instrumentalities such as aircraft, land vehicles, amphibious vehicles and other hand-controllable equipment, is disclosed. The system with respect to aircraft include... | 12/26/2006 |
| 7146761 | Gun barrel safety lock with hand ratcheting wrench A gun safety device includes a barrel plug assembly having a first compression member, a second compression member, an expansion member, a joining member, and an adjustable extension rod assembly. The expansion member is sandwiched between the first compression memb... | 12/12/2006 |
| 7143537 | Firing pin assembly A firing pin assembly is provided that includes a firing pin and a firing pin shaft. The firing pin is received in a slot of the end of the firing pin shaft to be retained therein with a spring retaining sleeve, a main spring, and a main spring sleeve. The firing pi... | 12/05/2006 |
| 7143538 | Detachable pistol firing assembly A pistol having a detachable firing assembly built into the rear of it's grip allowing the firing hammer and related components to be removed as a unit. The quick removal and simple design the firing assembly provide a means to disable a pistol by simply removing th... | 12/05/2006 |
| 7140138 | Firearm hammer with adjustable spur A firearm hammer has a hammer body with a hammer pivot axis for attachment to a firearm frame. A spur is connected to the hammer body, and the spur is movable among a number of positions with respect to the hammer body. The spur may be attached in a standard positio... | 11/28/2006 |
| 7140141 | Apparatus and method for removing the slide of a semi-automatic pistol A semi-automatic firearm includes a frame and a movable slide mounted on the frame. The slide defines an ejection port and lateral walls that extend longitudinally from a rear face of the slide to adjacent a front face through which an opening is formed to permit eg... | 11/28/2006 |
| 7096618 | Pistol with magazine disconnect A pistol with a magazine disconnect mechanism that disables the pistol's discharge capability when the magazine is removed. The pistol may generally include a frame that holds a magazine, a hammer pivotally mounted to the frame, and a sear engageable with the hammer... | 08/29/2006 |
| 7089697 | Trigger transition filter for a paintball marker A method of preventing trigger bounce during the launching of a projectile by a projectile launcher includes the step of first providing a projectile launcher having a trigger capable of actuating between a full non-firing position and a full firing position. An amo... | 08/15/2006 |
| 7076906 | Electronic grip-frame for a paintball marker 20 A grip frame 21 replaces an existing grip frame 1 on a paintball marker in order to convert said paintball marker from a mechanically operated paintball marker into an electro-pneumatic paintball marker. The electronic grip frame 21 ut... | 07/18/2006 |
| 7076903 | Safety lock for a firearm A safety lock system for a firearm comprising: a firearm having a hammer configured for firing said fire arm; a safety lock housing having a first end and a second end opposite said first end and an electronics package coupled to said housing, said first end configu... | 07/18/2006 |
| 7051638 | Trigger mechanism for small firearms A trigger mechanism for small firearms with a striking hammer, a trigger, and a trigger rail, which interacts with the trigger and which can be moved by a control element from an engagement position for cocking the striking hammer into a release position for releasi... | 05/30/2006 |
| 7051468 | Locking device for a pistol The invention relates to a locking device for a pistol, for which by means of a cylinder lock (10, 11), which is arranged in the handle of the weapon behind the magazine shaft (21), a locking element (7, 19) can be brought from one position in w... | 05/30/2006 |
| 7020508 | Apparatus for detecting human physiological and contextual information A detecting apparatus includes a housing support section(s), a housing removably attached thereto, one or more sensors and a processor. An alternate apparatus measures heat flux and includes a known resistivity base member, a processing unit and two temperature meas... | 03/28/2006 |
| 7020310 | Animated toy utilizing artificial intelligence and fingerprint verification An articulated and animated toy capable of recognizing human users and interacting therewith includes a computer-based device storing encoded first human fingerprint data, a fingerprint sensor for acquirin data representative of a second human fingerprint, and softw... | 03/28/2006 |
| 7010878 | Trigger system and method of installing same A trigger system for an automatic handgun includes a trigger bar sized to be installed in an interior space behind a trigger by movement from the magazine well. The trigger bar is first inserted into the inlet opening of the magazine well and into the interior space... | 03/14/2006 |
| 7000345 | Underbarrel shotgun A shotgun comprises a receiver made from a first material; barrel having a portion extending into the receiver and made from a second material; a collar nut securing the barrel to the receiver; a bolt assembly disposed within the receiver and including a locking blo... | 02/21/2006 |
