...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 7887102 | Quick coupling for joining together two pipes for conveying a gas under pressure The coupling comprises a male plug (3) and a female element (2). A retaining latch (20) for retaining the plug (5) in the female element (7) is movable between a first position in which said latch (20) is capable of retainin... | 02/15/2011 |
| 7828336 | Quick disconnect safety connector An apparatus for connecting two hoses with a quick disconnect feature. A male plug is insertable into a female receiver and latched into position with a latch operator. The male plug is disconnected from the receiver by operating the latch operator or by pulling the... | 11/09/2010 |
| 7766393 | Female coupling element and a coupling including such an element A female element for a coupling that includes a body having a duct for receiving a male element along a coupling axis (X-X′) and a locking member including a locking portion, a connecting portion, and a control portion, wherein the locking member extends along the... | 08/03/2010 |
| 7731244 | Make-brake connector assembly with opposing latches A make-break connector assembly having a latching mechanism integral to the top and bottom of the housing. The connector assembly includes connectors for fluid or air flow. The connector assembly has a single button release to release both the top and bottom latches... | 06/08/2010 |
| 7585001 | Quick-disconnect latch for fluid conduits A quick disconnect latching device for use in a liquid conduit coupling has two halves: a pin half and a release half. The pin half includes a casing sleeve into which a latch pin is slidably retained. The latch pin is spring biased into a retracted position within ... | 09/08/2009 |
| 7543859 | Connector and spray shield assembly for liquid cooling of electronics A connector assembly for a fluid cooling system for electronic components includes a first spray shield half having an open end and including a slot disposed in an outer surface of the first spray shield half. A sled is disposed at least partially in the slot and ar... | 06/09/2009 |
| 7506898 | Connector and spray shield assembly for liquid cooling of electronics A connector assembly for a fluid cooling system for electronic components includes a first spray shield half having an open end and including a slot disposed in an outer surface of the first spray shield half. A sled is disposed at least partially in the slot and ar... | 03/24/2009 |
| 7490864 | Joint device A joint device has a joint and a connecting device. The joint is mounted with a gas container and has a leakage proof element, a gas-inlet and a threaded stub. The leakage proof element is mounted with the gas-inlet and has a head, an outer annular groove and a conn... | 02/17/2009 |
| 7434842 | Coupling with latch mechanism A coupling apparatus having coupling body with a mechanical latch assembly. The mechanical latch assembly includes a modified latch plate. The latch plate defines a main portion having a top end and a bottom end and includes an annular aperture disposed between the ... | 10/14/2008 |
| 7434844 | Quick release pipe connection A quick release pipe connection includes a first connector and a second connector detachably combined with the first connector. The first connector includes a first connector seat, a first connecting member, a locking member, a limit pin, a first support member, a f... | 10/14/2008 |
| 7431342 | Threaded connection The invention relates to a connection for fastening a tool or a tool adapter to an extension device. The connection includes a threaded stud, a threaded bush and a mechanism for locking the threaded stud to the threaded bush when the threaded stud and threaded bush ... | 10/07/2008 |
| 7431346 | Quick connect coupling A socket of a fluid coupling device includes a housing with a cavity centered on an axis. A pawl, attached to the housing, is pivotable about a pivot location relative to the housing, and has a catch section located axially outward from the pivot location. A spring ... | 10/07/2008 |
| 7427194 | Heatable ice cream scooping implement An ice cream scooping implement includes an elongated handle that has an axial bore extending from a handle distal end and terminates approximately midway therealong. The handle has an end cap removably mated to a proximal end thereof. A scooping section is telescop... | 09/23/2008 |
| 7416226 | Spring-biased pin connection system A system for connecting a stripper rubber to drilling head equipment comprises an adapter, a stripper rubber insert and a pin assembly. The adapter includes a primary bore, a groove extending around the primary bore, drill head equipment engaging structure adjacent ... | 08/26/2008 |
| 7395633 | Rainwater collection and diverging system A rainwater collection and diverging system includes a housing that has a bottom wall and a perimeter wall. A door is positioned in the bottom wall. A hinge hingedly couples the door to the bottom wall and a biasing member is attached to the door and biases the door... | 07/08/2008 |
| 7390028 | Medical tubing quick disconnect apparatus A medical tubing quick disconnect apparatus for connecting two tube ends, is provided with clamping jaws for shutting off flow through one of the tube ends, to enable separation of the components of the disconnect apparatus. ... | 06/24/2008 |
| 7387725 | One-touch fitting type single or multiple adapter, filter assembly detachably engaged with the same and water purifying system employing these elements A one-touch fitting type adapter and a filter assembly are provided in which the filter assembly used for machinery, such as a bidet or a refrigerator, is easily assembled with or disassembled from the adapter through a one-touch fitting manner such that the filter ... | 06/17/2008 |
| 7377555 | Undersea conduit coupling with passageway gate A coupling for tubular goods having male and female coupling halves adapted to provide a straight-through conduit path when joined together. In a preferred embodiment, the male member has a sliding gate which opens automatically when the coupling halves are mated an... | 05/27/2008 |
| 7357968 | Reinforced, high pressure, low permeation multilayer hose A reinforced, high pressure hose is disclosed for use in the transport of high pressure fluids. The hose includes a multilayered inner tube capable of prolonged exposure to fluids such as those containing hydrocarbons, and a reinforcement layer overlaying the inner ... | 04/15/2008 |
| 7316424 | Fast-fit coupling for connecting appliances forming part of a medical or surgical handpiece system to a supply hose A plug connection for fast-fit coupling of two appliances forming part of a medical handpiece system includes a first coupling fitting on one of the appliances and a second coupling fitting on the other of the appliances. The first coupling fitting has a movable loc... | 01/08/2008 |
| 7309083 | Female connection element and quick connection incorporating such an element A female element for a quick connection for removably joining pipes of fluid under pressure and which is adapted to receive a male element. The female element includes at least one locking member movable within a guide channel that extends transverse with respect to... | 12/18/2007 |
| 7284773 | Quick disconnect with retaining spring A quick disconnect is provided to permit two cable ends to be rapidly connected and disconnected without the use of tools. The quick disconnect includes rear and front couplings which may be mounted to respective cable ends. Quick connection of the cable ends is eff... | 10/23/2007 |
| 7284772 | Coupling assembly A coupling assembly includes a female member having a bore and a male member capable of being received in the bore of the female member. A trigger assembly is disposed between the male and female members and includes an actuator, housing, and biasing member. The mal... | 10/23/2007 |
| 7261343 | Bolt with a handle A rod closure for locking sheet-metal cabinet doors or doors or flaps, having a rod, which is profiled in an elongated manner, extends substantially edgewise parallel to the door edge and is preferably arranged in the bevel space, and a holding element which is arra... | 08/28/2007 |
| 7243958 | Spring-biased pin connection system A connection system is described for connecting parts of an apparatus. A first part having one or more pin receptacles cooperatively mates to a second part housing one or more spring-biased pin assemblies to provide a fluid-tight seal. The second part further provid... | 07/17/2007 |
| 7234733 | Device for regulating the suction flow in a flexible connection pipe between a tool for machining surfaces and a machining dust suction unit A device for regulating the suction flow in a flexible connection pipe between a tool for machining surfaces and a machining dust suction unit. The device includes a tubular terminal connector fitted with internal threading for attaching the flexible pipe and at lea... | 06/26/2007 |
| 7159797 | Spray head A spray head for discharging fluid includes a turret assembly in which a nozzle carrier is rotatable relative to a housing about an axis, and a plurality of nozzles mounted on the carrier radially outward from the axis. The carrier is mounted for linear movement rel... | 01/09/2007 |
| 7153296 | Releasable tubing connector A releasable tubing connector including a male part that can be selectively fastened to a female part. The male and female parts are provided with internal valve assemblies that cooperate with one another to permit fluid to flow through the tubing connector. When th... | 12/26/2006 |
| 7052051 | Quick-coupling device for male and female members and assembly forming a brake fluid reservoir equipped with this device A quick-coupling device having a support (18) on which a female member (20) is mounted in a manner to move between a position of retaining a male member (14E) in a position fitted into the female member (20) to a position of releasing the... | 05/30/2006 |
| 7021669 | Coupling part for a fluid coupling device A coupling part for a fluid coupling device, especially a hose coupling, which has a looking device switchable between two positions. The locking device has locking elements mounted on a base body, and a socket-shaped actuating element that interacts with the lockin... | 04/04/2006 |
| 7014221 | Joint for piping A joint for piping includes a pipe with an annular swelling wall and a connector body with a socket that includes locking pieces. The locking pieces hold the annular swelling wall when the pipe is inserted through the connector body to connector the pipe to the conn... | 03/21/2006 |
| 6986533 | Pipe coupling A pipe coupling, which enables pipes to be assembled with the pipe coupling by an one-touch operation while maintaining the liquid-tightness at jointing portions. In the pipe coupling, a connection tube has holding shoulders formed at opposite predetermined inner po... | 01/17/2006 |
| 6976640 | Air gun with a quick-releasing device An air gun with a quick-releasing device has a body, a head tube attached to the body and a detachably functional tip, wherein the quick-releasing device is attached to a distal end of the head tube to secure the detachably functional tip. The quick-releasing device... | 12/20/2005 |
| 6974161 | Coupling device for connecting a replaceable filter element to a conduit A coupling device for connecting a filter element to a filter conduit has male and female couplings each having a passageway for fluid. The male coupling is secured to the filter conduit and has at least two radially projecting lugs. The female coupling is secured t... | 12/13/2005 |
| 6971684 | Fast coupling for irrigation systems, particularly domestic irrigation systems The invention relates to fast couplings for connecting hoses, particularly for domestic irrigation. A fast coupling is formed by a first body and a second body reciprocally connected by inserting first lugs projecting from the second body in first slots made on the ... | 12/06/2005 |
| 6926311 | Apparatus for quick connection A quick connector connects a pump and a fluid container is disclosed. The quick connector includes an upper component, a lower component, at least a telescopic tube, a connector body, and a soft cover. The upper component includes a first groove and a first buckle o... | 08/09/2005 |
| 6926312 | Quick coupler for removably joining two pipes A quick coupler for joining two pipes that includes a male element adapted to be fitted into a female element and maintained in position by a latch forming a stop and opposing withdrawal of the male element. A movable safety member maintains the latch in a blocked p... | 08/09/2005 |
| 6916050 | Single-piece snap-on connection A female snap-on connection is provided for cooperating with a male catching end piece with central barrel and flange ring. The snap-on connection includes a body made of rigid plastic material and a tubular portion with raised parts for connection to a pipe and a p... | 07/12/2005 |
| 6913293 | Spiral spline pipe joint apparatus and method A pipe joint apparatus and method using spiral groove halves formed on the nested surfaces of male and female pipe ends. The exterior half of the spiral groove is connected to an exit port. The interior half of the spiral groove has a proximal end recessed from edge... | 07/05/2005 |
| 6908122 | Hose coupling device A coupling device (1) for releasably connecting tubular elongate members (4, 5) with improved efficiency. The coupling device (1) comprises first and second end piece connectors (2, 3) which are threadably secured or otherwise attached to... | 06/21/2005 |