Couplings TRIZ Cases

Self-adjusting clamping pads and a conical bush keep quick connect couplings secure on terminals with variable diameter or worn interfaces.

A front-positioned sealing ring creates a seal before lock engagement, reducing installation sensitivity and preserving pipeline air tightness.

Pre-installed press sleeves, barbs, and locator ribs simplify conduit alignment while creating a secure, watertight crimped connection.

Internal locking keys and an annular seal create a fluid-tight tubular connection faster and with fewer pinch-point hazards than flanges.

Circumferentially spaced flexing members shorten fluid couplings, cut weight and leakage points, and simplify plastic connector assembly.

A washer-guided rear-mounted locking ring improves fluid coupling compactness, assembly, and jam resistance in dusty conditions.

A stamped and bent metal plug-in sleeve integrates fixing, release, and sealing features to cut insert assembly cost while keeping tube anchoring secure.

An inclined through hole guides the male projection during rotation, cutting insertion force while keeping tube coupling secure in tight spaces.

Non-central streamlined stays and a shaped pylon cut drag and pressure loss in hydraulic quick couplings while preserving sealing when uncoupled.

A pivoting segmented collet and sliding collar speed barbed or sanitary fitting connection while maintaining robust, liquid-tight sealing.

A sliding collar and collet lock fluid couplings with tactile and audible feedback, improving sealing and preventing premature disconnection.

A monobloc fluid connector uses a split-ring lock, protected locking parts, and a piston-valve seal to stay compact and leak-proof when uncoupled.

Matching press-sleeve contours let one press tool join rigid and flexible pipes, cutting installation effort while keeping seals tight.

A separate axial locking element frees the head and sealing part to support more angular positions without fragile detent-based locking.

A torsion spring placed near the clutch weight distal end resists centrifugal force, preserving clutch capacity without enlarging the clutch.

Threaded hydraulic connectors with movable spheres enable fast mounting and removal in compact multi-connector blocks without obstructing the coupling side.

Separate axial securing from tangential positioning in a coupling bushing to enable more angular positions without fragile latching arms.

A foot lever drives a rocker arm and release element to separate coupled parts ergonomically without bending in water socket connections.

A lever-driven pushing member and sealing ring close the air path before detachment, preventing leakage and preserving precise inflation pressure.

Multiple nested sealing rings and spring-loaded valve parts block impurity buildup in gaps, improving fluid connector leak resistance.

Antimicrobial-coated sealing elements keep medical fluid couplings leak-tight during connection and disconnection while reducing bacterial growth.

A multilayer gear ring and limit groove improve conduit clamping stability while reducing fittings and easing release in tight spaces.

A clamp-driven male coupling creates a leak-proof seal in threaded female couplings without threading, cutting connection time and easing alignment.

Remote linear actuation locks the coupler and compresses seal rings to cut hazardous exposure time and prevent incomplete sealing leaks.

Internal valve parts latch together without springs to stop fluid spillage, avoid air inclusion, and keep flow paths cleaner.

Aligned sleeve and nozzle slots with dual locking arms keep hydrogen fluid lines sealed under high pressure while simplifying assembly and release.

Linear actuators drive locking dogs, a collar, and a piston to remotely secure and seal pressurized couplings with less leak risk.

An axial release member replaces radial pushbuttons to keep fluid couplings compact, secure, and easier to manufacture.

A fixed gland and segmented retainer prevent fluid-driven spring compression, preserving seal integrity and conduit retention under pressure.

Dual outer and inner seals keep the quick coupler sealed during connection and disconnection to prevent medium leakage near electronics.

A two-position adapter opens a covered male connector for sterile priming fluid introduction without removing the seal or increasing contamination risk.

A pivoting flap valve replaces long-stroke plunger motion in an elbow pipe joint, cutting pressure loss and fitting tight engine-room spaces.

A pivoting locking member blocks unintended rotary uncoupling while doubling as a handle to cut coupling force and seal wear.

Water pressure drives a reverse-tooth fixing unit to clamp the pipe, enabling tool-free installation and resisting separation under high pressure.

Angled guiding slots and contact surfaces cut disconnecting force in quick fluid couplings while resisting inadvertent release.

An angled guiding slot above 45.5° cuts quick-coupling disconnection force while preserving resistance to inadvertent release.

Double snap-fastening and bayonet locking keep a fluid connector compact, tolerant to misalignment, and resistant to accidental disassembly.

A movement-restricting actuation structure keeps pipe joints from unlocking unintentionally while preserving easy coupling and decoupling.

Movable legs bend elastic engagement members to release a hose barb quickly, cutting assembly time, damage, and handling errors.

An inclined through hole guides a connector projection during rotation, cutting insertion force and easing tube attachment in tight spaces.

A rotatable locking sleeve enables straight insertion, secure locking, and bidirectional cut-off in tight spaces while reducing connection stress.

A deep-drawn sheet metal mating connector cuts manufacturing complexity while keeping fluid or gas connections lightweight, stable, and secure.

A bushing applies radial compression and a locking seat restrains tube movement to maintain high-pressure fluid sealing with fast assembly.

A rotatable coupling with tapered fitting and laser welding stabilizes ink circulation, improves coaxiality, and helps prevent leakage.

A pre-stressed U-shaped pin lets the male fitting guide elastic branch movement, cutting connector assembly force while preserving axial retention.

A quarter-turn outer shell lets irrigation pipes lock and release one-handed, cutting install time and avoiding pipe damage.

A spring-open securing clip and O-ring seal create a pressure-resistant refrigerant line joint with fewer parts and easier assembly.

A flexible handle ring and removable seal retainer let this rotational vacuum coupling be opened by hand for faster cleaning and sterilization.

A tapered dual-seal coupling minimizes the space between seals during disengagement, reducing liquid leakage while maintaining closure.

A rotating sleeve converts twist into axial engagement, making small hydraulic pipes easier to connect in tight spaces while resisting accidental release.