Window/Door Frames TRIZ Cases

A polymeric water restrictor diverts flow away from weather sealing, reducing ingress risk under high differential pressure.

A suicide prevention door uses a movable upper panel to fill the top space, resolving the conflict between hanging safety and patient privacy.

A jacking screw adjusts a window frame top portion vertically relative to its base, eliminating shimming on uneven surfaces.

A door gap cover integrates a longitudinal channel to hold a movable fastening lug for secure attachment.

Fibre reinforced polymeric construction frame defines architectural openings with integrated structural bearing and sealing elements.

Roller units on a protective profile enable material transport while preventing damage to plastered frames lacking lateral overhangs.

Telescopic in-wall frame profiles adjust length to match varying opening dimensions, eliminating custom cutting and reducing installation time.

Segmented moulding pieces create a continuous convex edge to cover gaps between floor and doorway components, preventing dirt accumulation.

A fenestration installation assembly uses a locking ridge to secure window units within rough openings without manual shimming.

Vertical offset between fastening and bearing legs prevents frame damage from floor bulging during concrete compaction.

C-shaped rollers cover exposed rails in a flat track window system, reducing dust accumulation and preventing drafts or water infiltration.

A connector system embeds within internal grooves of adjoining frame members to secure structural joints without visible fasteners.

Segmented metal door frames with thermal breaks reduce conductivity, preventing air infiltration and thermal bow.

Window assembly uses segmented retainers to remove glass panels without disturbing the finish surround, resolving repair complexity.

A replacement window cladding system installs a new sash unit over an existing frame to restore functionality without altering the building interior.

A disposable window uses a mechanical linkage to open trash container lids.