Razor Interconnect Member Single-Point Engagement Mechanism
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Solution Overview
Problem
Existing razors have complex structures and assembly processes due to multi-point engagement mechanisms, leading to increased complexity and potential for damage from external impacts.
Innovation Solution
A razor design featuring a housing with support arms, a resilient engaging arm, and a resilient biasing arm for single-point engagement, replacing the conventional pushing structure and spring with a simplified interconnect member that allows for reliable and easy assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If multi-point engagement mechanism is used to connect handle and interconnect structure, then connection reliability is improved, but device complexity increases
Solution Approach 1:
The interconnect member is divided into separate functional components: the interconnect structure with engagement cavity and the resilient engaging member that can independently deform. This segmentation allows the complex engagement function to be achieved through simpler, specialized parts rather than a monolithic complex structure.
Solution Approach 2:
The resilient engaging member utilizes elastic deformation as its operating parameter, allowing it to dynamically adjust during engagement. When the handle is inserted, the resilient member deforms elastically to accommodate the engagement geometry, then springs back to lock the connection, providing reliable engagement through parameter change rather than fixed geometric constraints.
2Reliability
If pushing structure and spring are added to enable razor head pivoting, then functional reliability is improved, but device complexity and assembly difficulty increase
Solution Approach 1:
The pushing structure and spring functions are merged into the resilient engaging member itself. The resilient member simultaneously performs the pushing function to enable razor head pivoting and provides the spring function for maintaining engagement force, eliminating the need for separate pushing structures and springs.
Solution Approach 2:
The resilient engaging member is designed as a multi-functional component that simultaneously provides: (1) engagement locking function, (2) pushing function for razor head pivoting, and (3) spring function for maintaining connection force. This universal component replaces multiple specialized parts, reducing complexity while maintaining reliability.
3Device complexity
If single-point engagement is implemented to simplify structure, then device complexity is reduced, but connection reliability may deteriorate
Solution Approach 1:
The resilient engaging member introduces dynamic behavior to the single-point engagement system. Rather than a static rigid connection, the resilient member dynamically deforms during engagement and maintains continuous contact force through elastic recovery, transforming a potentially weak single-point connection into a reliable dynamic engagement system.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution simplifies the structure and mounting process by enabling single-point engagement, reducing complexity and enhancing reliability while maintaining secure attachment of the razor head, thus improving user experience and durability.
Implementation Method 1
a resilient engaging arm extending upwards from a front side of the housing... A free end of the resilient engaging arm is bent towards the rear side of the housing and located in the receiving cavity
Implementation Method 2
a resilient biasing arm extending upwards from a rear side of the housing... a free end of the resilient biasing arm is bent towards the front side of the housing to form an abutment portion for a razor head
Data Source
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AI summary
An interconnecting component (40) used in a shaver comprises a component shell (41) and pivot-swing support arms (42) extending upward respectively from the left and right sides of the component shell (41), a receiving cavity (411) being disposed inside the component shell (41), and the receiving cavity (411) penetrating the upper and lower end faces of the component shell (41). The interconnecting component (40) comprises an elastic clamping arm (43) extending upward from the front side of the component shell (41) and an elastic bias arm (44) extending from the rear side of the shell (41), a free end of the elastic clamping arm (43) bending toward the rear of the component shell (41) and being positioned in the receiving cavity (411). A free end of the elastic bias arm (44) bends towards the front of the component housing (41) at a bias abutting section above the free end of the elastic clamping arm (43). The present interconnecting component simplifies the structure and installation process, and implements single-point buckling with a handle. Also disclosed is a shaver.