Bows/Crossbows TRIZ Cases

A crossbow spanning device uses a slideable action unit with a pull rod and pivotal rod to drive the string.

Tapered frame surfaces and phosphorescent fibers provide pitch and yaw orientation feedback, resolving inconsistent eye position measurement precision.

A crossbow power cable support system routes cables through defined planes and equidistant wheel surfaces to distribute mechanical forces evenly.

Pulleys redirect bow cables to maintain precise cam timing, eliminating twisting torque.

An asymmetric barrel structure with a thickened metal upper portion counterbalances the bow unit to stabilize the weight center, enhancing shooting precision.

A detachable quiver assembly uses a rail and clip mechanism for tool-free mounting on archery bows.

Multi-pitch lead screw mechanism simultaneously adjusts sight pins relative to an arrow speed calibration scale.

A unitary peepsight block secures to a bow string via a tension-engaging slot.

A cam and cable configuration anchors both ends to the same cam with a slidably engaging pulley.

A rotor support system positions the crossbow cam within the limb footprint to reduce oscillation.

Rear-mounted bowstring on a narrow crossbow body reduces manual cocking difficulty while maintaining large power stroke.

Piercing fastener anchors flexible connector to wrist strap, eliminating bar clamp sliding and reducing assembly complexity.

Universal attachment mechanisms enable weapon stability on horizontal surfaces, resolving trade-offs between adaptability and device complexity.

A bowstring release features a three-dimensionally contoured grip with curved finger interfaces.

A chain driving assembly moves an arrow chain through a gun body, eliminating repetitive loading and maintaining shooter accuracy.

Integrating visible and infrared lasers into a single bow sight eliminates manual recalibration when transitioning from daylight to darkness.

Centerline riser mount eliminates lateral accessory adjustment and reduces stabilizer weight by aligning attachment points with the bowstring path.

A rotatable cam features a string groove with varying depth portions to contain the bowstring laterally.

An orthogonal cord force device applies resistance to an archery arrow rest using elastomeric material within a housing member.

Offset bendable tensioner members increase horizontal force vectors to resolve limited draw capacity in thin handle rise sections.

Rotating cam mechanism positions arrow launcher to avoid fletching interference during flight.

A bow release apparatus uses elastic bands to connect a wrist strap and trigger body, enabling automatic back tension or manual actuation.

A two axis micro adjusting device uses separate adjustment screws to move an arrow rest along independent axes.

A nose button clamps to the bow string to establish a consistent facial anchor point for repeatable draw depth.

A rotatable arm transitions between open and closed positions to engage the arrow shaft.

Lockable joint adjusts segment angles to customize weight distribution and reduce roll, pitch, and yaw movements.

Routing a power cable through the limb structure enables a longer power stroke, increasing firing speed without expanding the crossbow's external footprint.

Torque control mechanism prevents cam over-rotation by limiting output torque, extending power stroke length and kinetic energy generation.

Segmented disk platform with removable weights balances archery bows while absorbing vibration without adding excessive weight.

Concave non-planar riser plates create a variable gap that resists side loading and buckling, preserving accuracy in high-power bows.

Segmenting the assistance device from the wire separator resolves mounting flexibility constraints while enabling reliable wire separation.

An intermediary sheet reduces noise from arrow friction, preserving launcher durability and hunting stealth.

Rotatable cam members extend the power stroke to increase arrow launch speed and mechanical efficiency.

A segmented mounting block slides on a scale-equipped rail to adjust cord placement, resolving inconsistent arrow rest activation timing.

A shooting device grip uses a moveable body portion and biasing member to counteract aiming instability, reducing float for improved accuracy.

Rotatable members overlap the stock to reduce crossbow width, resolving bulkiness while maintaining firing speed.

Segmented insulation wraps the bow handle to keep hands warm without removing them, preserving shooting readiness in cold conditions.

Integrated receiver mounts bipods without rails, reducing complexity while maintaining stability.

A crossbow rail and limb assembly connects via a tool-free retention member and release member for quick detachment.

A titanium offset string bumper with a rubber insert absorbs bowstring impact energy through material damping and elastic deformation.

Segmented pin-hole arrays create centered virtual aperture images to resolve alignment precision and device complexity contradictions.

Lateral stirrup displacement removes foot interference with the arrow trajectory, and a ground-contacting protector stabilizes the weapon against debris.

Contrasting color segments and adjustable apertures resolve low-light visibility contradictions by improving target detection.

An extended sight bridge creates additional accessory mounting zones while a bullpup stock shifts weight rearward to resolve forward-heavy aiming instability.

A bowfishing reel uses a spring-loaded bail to open automatically upon shooting.

Rotating the adjustment ring and pivoting the sear changes hook engagement force, eliminating the need for multiple fixed-sensitivity devices.

An attached wind detection device uses talcum powder dispersion to indicate direction, eliminating hand movements that spook prey.

Flared grippers trap the bowstring to absorb vibration energy, reducing noise without increasing device complexity.

Embeds the optical fiber in a pin member with transverse passages to shield it from forward impacts while maintaining visibility.