Drilling Rods TRIZ Cases

A lateral locating assembly uses a piston-driven mandrel to rotate and angularly translate a deflection tip for direct wellbore access.

A tong assembly uses a dual-purpose cylinder to switch between make-up and break-out operations without repositioning.

Electrical control system replaces hydraulic delays to manage coiled tubing tension and movement, resolving stress wave mismatch.

Clamping-screwing device automates drill head connection, reducing manual handling risks and improving precision.

Axial compression via hydraulic tools sets metal-to-metal seals, eliminating radial fastener catching and reducing required force.

Tachometer detects excessive coiled tubing speed via wheel rotation, sending signals to grip tubing and prevent recoil.

An alignment protrusion on a pin connector concentrically guides mating tubular members to prevent metallic sealing surface damage during assembly.

Segmented strip assemblies with varying radial lengths offset the sonde to reduce vibration and erosion in harsh drilling environments.

Cylindrical crests with tapered roots optimize stress distribution to resolve torque resistance versus material volume trade-offs.

A racking arm assembly lifts and positions drill pipe stands using a rotating lift jaw mechanism.

A dual bore packer uses a sleeve and biasing means to hold tubing in tension, enabling release upon severing.

External power supply connects to in-riser equipment through riser wall penetrators, eliminating fragile internal umbilicals.

Flexible transmission elements synchronise gripping device movement to achieve precise pipe centring without complex sensor systems.

Segmenting the hoisting line into multiple paths reduces friction and inertia, maintaining mechanical advantage while increasing load capacity.

A drill pipe manipulator receives and aligns sections for automated connection.

A movable retainer arm positions control lines outside the spider operating zone during pipe string installation.

A barrier sleeve with incompressible material shields the casing mounting location from cement debris, enabling accurate liner expansion and sealing.

Segmented ball-and-socket cable support limits excessive bending to prevent damage while enabling quick installation via self-aligning mechanisms.

An external drilling mud screen with a puller tool eliminates frequent reinstallation inside the drill string, saving time and reducing crew safety risks.

Integrated laser system merges drilling and completion stages, reducing operational time while maintaining precise wellbore geometry.

Segmented support structure redirects riser-induced loads to the seabed, protecting subsea wellheads from structural failure.

A locking pin with a sacrificial o-ring secures drill string components through mechanical shear engagement.

A tubular threaded connection uses movable shouldered torque members to create multiple friction interfaces that increase torsional load capacity.

Independent upper and lower rotary units in a dual rotary geotechnical drill maintain borehole stability by advancing casing without washbore cycles.

Flexible lips on a clamping die yield to accommodate varying drill pipe diameters, reducing surface pressure and bending loads during floating operations.

Sensors detect tool presence and autonomously actuate clamps to minimize downtime during change-out operations.

A high-fidelity sample chamber with a piston-driven rock seat and multi-section coring drill replicates deep in-situ conditions.

A signal receiving assembly detects telemetry signals at the drill string top end using insulated sections and a voltage difference detector.

Extruding power cables inside a jacket creates a smooth umbilical surface for reliable pressure sealing during live well deployment.

An expansion member urges upward inside a tubular string to expand the pipe against wellbore walls.

Water basins in tower segments provide hydraulic damping for offshore wind turbine assembly, expanding weather windows and reducing heavy buffering equipment.

Segmented sleeves resolve decoupling risks by transferring full rotational torque to the housing without compromising axial stability.

A hinged tool carrier pivots support structures to maintain central alignment, preventing tipping during slant rig transport and operation.

Nested charge tubes with centralizing inserts minimize overall length while maintaining precise charge alignment for reliable detonation.

Internal locking rings secure frac mandrels within tubing spools, eliminating external screws that create leak paths under high fracturing pressure.

Integrally formed ball and socket members replace complex universal joints, reducing part count while maintaining bending flexibility.

Gravity-based ball valve assembly actuates the rotating control device latch without supplemental power, eliminating bulky external mechanisms.

A dynamic cover protects downhole connectors from debris until mating, resolving contamination risks while enabling reliable engagement.

Segmented slots and nested underlayments reduce leak paths in asymmetrical boreholes, maintaining sealing integrity during thermal expansion.

A clamping assembly with a pivoting linkage mechanism secures well equipment within vertical lift frame slots.

Rotating ring-shaped guide support reduces wear from tidal currents, enabling efficient riserless drilling operations.

A magnetically conductive electrically insulating material fills annular grooves in drill pipe tool joints to guide magnetic flux between connected pipes.

Pre-perforated coiled tubing with isolation packers completes slim-hole horizontal wellbores, reducing pressure loss and collapse risk.

An inward-biased lock ring eliminates plastic deformation risks from debris by forcing engagement into grooves, ensuring reliable pressure containment.

A rotary latch uses a cam to displace engagement members for securing annular seals in rotating control devices.

A flywheel connected to AC motors stores rotational energy in offshore drawworks, smoothing cyclic power loads and eliminating dynamic braking resistors.

An installation apparatus uses a flexible member to deploy liners within subterranean formations.

A rock drill machine rear handle integrates feed leg regulation and starter activation for simultaneous one-handed operation.

Elastic deflectors prevent premature clamping damage by centering pipes before engagement.