Did You Know...
...that in 1800 ether was first used by partyers as a fun diversion? Sniffing the gas led to hilarious and raucous laughter as people watched each other become more and more intoxicated and silly. Several doctors independently realized the value ether would have to anesthetize surgery patients. Of those who claimed rights to the "discovery," none had a happy ending. One had a seizure and died defending his rights. Another spent his life in an asylum because he had been denied acclaim. A third became addicted to chloroform and, in a New York City jail, he soaked a cloth in the drug, severed an artery and bled to death.
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| Number | Title | Issue Date |
| 7310902 | Personal safety device A personal safety device (10) includes at least one housing containing a quantity of a marking substance (30), an explosive charge (36), and a triggering apparatus (22) which is operative to detonate the explosive charge (36) to pr... | 12/25/2007 |
| 7293558 | System for launching lightweight elements during festive events A system for projecting light elements in the air, including: a casing connected to a reservoir containing the light elements and including an opening extending along a determined direction; a slide capable of sliding in the opening along the determined direction; a... | 11/13/2007 |
| 7261037 | Pyrotechnic animal dispersal device The pyrotechnic animal dispersal device includes an aerodynamic stabilizer for attachment to a pyrotechnic rocket cartridge and a connector sleeve for joining an explosive cartridge to the rocket cartridge. The connector sleeve has an annular disc disposed therein s... | 08/28/2007 |
| 7036259 | Casing for firearms A casing for firearms, comprising a metal sleeve (15) on which is stably applied, through attachment means, a barrel (12), an inner element (14) made from polymeric material for the anchoring of said sleeve (15) and an outer shell (13 | 05/02/2006 |
| 6994011 | Firearm safety device A firearm safety device for installation into an otherwise functional firearm for disabling the firearm with respect to chambering and firing a round of ammunition and thereby enabling the firearm to be used as a training firearm. The functional firearm includes, am... | 02/07/2006 |
| 6968770 | Firearm safety device A firearm safety device for installation into an otherwise functional firearm for disabling the firearm with respect to chambering and firing a round of ammunition and thereby enabling the firearm to be used as a training firearm. The functional firearm includes, am... | 11/29/2005 |
| 6951070 | Defense device, preferably self-defense device and storage unit used therein A storage unit includes a nozzle unit, a storage space holding an active substance, an openable closure element sealing the storage space, a store output that includes the nozzle unit and a nozzle entry space having a circumferential inner wall arranged between a no... | 10/04/2005 |
| 6502343 | Emergency rescue device An emergency rescue device is provided which includes a plurality of launching tubes, a plurality of upper and lower fixing pieces, a plurality of upper and lower connecting moving pieces, a plurality of groups of tenons and spring units, a lighting devic... | 01/07/2003 |
| 6430859 | Firing mechanism for a pyrotechnic flare signalling device A pyrotechnic flare signalling device firing mechanism has a tubular casing with a master plunger projecting from one end and slidable in the casing in tandem with a slave plunger which is urged against a stop pin in the casing by a coil spring acting bet... | 08/13/2002 |
| 6415538 | Breech locking safety bracket for flare launchers A bracket for securing the barrel of a flare launcher to the body of the flare launcher.... | 07/09/2002 |
| 6295751 | Flare attachment for a firearm with a removable barrel An attachment for a firearm with a removable barrel screws onto the firearm in place of the barrel and enables firing a flare. The attachment includes a firing pin housing with a sliding firing pin extension, and a flare cartridge barrel, which may be tem... | 10/02/2001 |
| 6128845 | Fire starting flare A fire starting flare suitable for hand-held launchers has a fuse and ignitor assembly within a flare core material such that as the flare is launched the fire ignites and as the flare lands the fuse reaches the ignitor assembly to set off the flare.... | 10/10/2000 |
| 5924229 | Flare launcher Apparatus for launching flares includes a handle portion adapted to be held in a hand of a human being when the apparatus is used, a barrel portion coupled to the handle portion and defining a hollow barrel through which a flare projectile passes in being... | 07/20/1999 |
| 5661257 | Multispectral covert target marker A covert, i.e., no visible light emitted, multispectral day/night target marker is disclosed. The marker emits a signature detectable in the electromagnetic spectrum including visible, near infrared, middle and longwave infrared, and radar regions. The ma... | 08/26/1997 |
| 4864277 | Radio alarm system An alarm system, particularly a radio transmitter alarm system in which an alarm condition causes the propulsion of an alerting radio transmitter to a high altitude, thereby significantly increasing the reliable working distance between a protected locati... | 09/05/1989 |
| 4803745 | Survival knife sheath A knife sheath is provided including a rear side defining an upwardly opening receptacle portion for downwardly receiving therein the blade of a survival knife and a front side defining a pair of side-by-side upwardly opening compartments with one of the ... | 02/14/1989 |
| 4711047 | Signal flare cartridge A signal flare cartridge for launching by firearms. The cartridge is adap for ignition and launching by live ammunition and comprises a launcher tube holding a tubular flare body adapted to permit the passage of a bullet. Upon firing the bullet passes th... | 12/08/1987 |
| 4644930 | Gun for firing a variety of projectiles A gun is provided which is capable of firing a variety of projectiles driven by a variety of propellants. The barrel may be readily disconnected from the stock of the gun. The breech is designed to receive a standard gauge shotgun shell. Inserts are also ... | 02/24/1987 |
| 4599817 | Signal pistol The disclosure relates to a signal pistol which is furnished with a magazine for storing blank cartridges, which magazine can be transported by means of a transport latch arrangement. There is also disclosed an insert for shooting or firing of the signal ... | 07/15/1986 |
| 4592159 | Device for signaling A signaling device for firing signaling cartridges in an emergency. The signaling cartridges are adapted to emit light, noise and or smoke signals. The device includes a grip which is manually grasped and which includes a firing lever adapted to be presse... | 06/03/1986 |
| 4326461 | Time delay device A time delay device for, in use, combination with a firing device demolition of the type having a pivotable member adapted to release a firing pin to detonate an associated explosive element. The time delay device comprises a pivotable member adapted to r... | 04/27/1982 |
| 4266357 | Multiple unit flare launcher A signal pack which is primarily a multiple unit flare launcher, the casing of which provides a signal mirror, and the hand grip of which provides a distress whistle. A compartment is provided in the casing for storing a distress marker dye or an orange s... | 05/12/1981 |
| 4192236 | Firing mechanism for percussion caps A firing mechanism for a percussion cap for a pyrotechnic device in which a firing pin is mounted on the underside of a leaf spring. The spring is normally unstressed but can be drawn back and stressed by manual withdrawal of a device engaged beneath the ... | 03/11/1980 |
| 4176606 | Pyrotechnic devices A hand-operated pyrotechnic device has a tubular handle and, slidable telescopically therein, a tubular striker supporting a firing pin. The striker is rotatable from a `Safe` position to an `Armed` position, and movable axially, by impact, from the `Arme... | 12/04/1979 |
| 4004488 | Dual-motion firing device A dual-motion firing device having both its firing and its arming mechani internal to its tubular housing. A tubular sear is enclosed by the housing and, in turn, encloses an arming rod, both sear and rod extending out of the housing. A tubular firing pi... | 01/25/1977 |
| 3979850 | Safety system for handguns There is disclosed a handgun intended for one-time use for launching a projectile. The gun is stored in a condition wherein a handle of the gun is folded to cover the trigger. A releasable locking member locks the handle in its folded position. In its fol... | 09/14/1976 |
| 3975852 | Signal launcher A pistol-type signal launcher having a spring-actuated hammer carrying the firing pin, a pivotally mounted barrel releasably retained in firing position by a plunger which is biased toward the barrel support cam by a spring which also biases the trigger t... | 08/24/1976 |
