Hookah Closure System Form-Fit Locking Mechanism
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Solution Overview
Problem
Existing hookah closing systems are either not tight enough, leading to secondary air inhalation and safety issues, or are cumbersome and noisy, especially as they wear out over time due to lime residue buildup.
Innovation Solution
A closing system with a first and second closing element that form a mechanically stable connection through a form-fit mechanism, using a cylindrical portion with indentations and locking elements, allowing for easy assembly and disassembly, and incorporating a valve arrangement to prevent secondary air inhalation and enhance usability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If an insertable closing system with rubber seals is used, then assembly is simple, but the connection is not sufficiently tight
Solution Approach 1:
The patent replaces the rubber seal mechanical system with a form-fit locking mechanism. The locking element with engagement protrusions fits into corresponding recesses in the water base, creating a mechanical interlock that provides both ease of assembly and reliable tightness without relying on friction-based rubber seals.
2Reliability
If a screwable closing system is used, then connection tightness is improved, but ease of operation deteriorates due to noise and time consumption
Solution Approach 1:
The patent replaces the threaded screw mechanism with a snap-fit locking system. The locking element engages with the water base through a form-fit connection that requires no rotational movement, eliminating noise and reducing assembly time while maintaining connection reliability through the mechanical interlock of engagement protrusions and recesses.
3Reliability
If a locking mechanism with multiple locking elements is used, then connection reliability is improved, but device complexity increases
Solution Approach 1:
The patent divides the closing system into modular components: a closing system body, a separate locking element, and the water base with integrated recesses. This segmentation allows the locking mechanism to be a simple, add-on component rather than a complex integrated system, maintaining reliability through modular engagement while minimizing overall device complexity.
Data Source
AI summary
A closing system, of a hookah (01), has a first closing element (13), which can be attached to a water base (02) of the hookah (01), and a second closing element (16), which includes at least one connecting opening for at least one hookah hose (12) and at least one continuous opening (22) for a connection permeable to air between the water base (02) and a hookah stem (07), arranged directly or indirectly at a second closing element (16). The second closing element (16) has an essentially cylindrical portion (18), which can be inserted into a recess in the first closing element (13) and is complementary in shape and function to the cylindrical portion (18). The cylindrical portion (18) includes an indentation (31) in an area of an outer wall, a displaceable locking element (35) provided in an inner wall of the recess being detachably engageable in the indentation (31).