Backpack Strap Capture Clip for Bicycle Rack Attachment

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Solution Overview

Problem

Existing bag attachment devices for bicycles do not allow for semi-permanent attachment to a backpack strap with quick and secure coupling to a bicycle luggage carrier without manipulating straps or external devices.

Innovation Solution

An apparatus with capture members that sandwich a backpack strap and a quick-connect clip for secure attachment to a bicycle luggage rack, enabling semi-permanent attachment and easy removal without external devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional bag attachment devices are used, then the backpack can be attached to the bicycle luggage rack, but the attachment process requires manipulation of straps and external devices, reducing ease of operation

Engineering Contradiction:
Improveease of attachmentVSAvoidattachment process complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent combines the attachment mechanism and the backpack strap into a single integrated device. The U-shaped capture member is permanently attached to the backpack strap, merging the function of strap attachment and rack connection into one unit, eliminating the need for separate external attachment devices and manual strap manipulation.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The capture members are pre-configured in a U-shape and semi-permanently attached to the backpack strap before use. This preliminary preparation allows the device to be quickly engaged with the luggage rack without requiring on-site assembly or complex manipulation of straps and cords.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If quick-connect functionality is implemented, then attachment and removal speed is improved, but the device structure becomes more complex

Engineering Contradiction:
Improveattachment speedVSAvoiddevice structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The device is segmented into distinct functional components: the U-shaped capture members for strap engagement and the separate attachment member for rack connection. This segmentation allows each component to perform its specific function efficiently, enabling quick-connect functionality while maintaining overall structural simplicity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The attachment member acts as an intermediary between the backpack strap (captured by the U-shaped members) and the luggage rack. This intermediate component facilitates quick connection and disconnection without requiring direct manipulation of the backpack straps, thus improving attachment speed without significantly increasing overall device complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If the capture members are tightly clamped to the strap, then security of attachment is improved, but the fasteners require more force to operate

Engineering Contradiction:
Improveattachment securityVSAvoidfastener operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The fasteners are designed to allow dynamic adjustment of the capture members. The fastening mechanism can be easily opened when needed (for attachment or removal) and provides secure, tight clamping when closed. This dynamic design enables the system to switch between easy operation and secure attachment states as needed.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11679832B2Apparatus for securing a backpack to a bicycle pannier
Publication Date: 2023.06.20 DALAN KYLE DONALD
  • US11679832B2 patent drawing
  • US11679832B2 patent drawing
  • US11679832B2 patent drawing

AI summary

An apparatus for securing a shoulder strap of a backpack to a bicycle luggage rack includes a first capture member and a second capture member opposite and facing the first capture member with each having an elongate, linear configuration and having opposed ends. Respective ends of the capture members may be selectively coupled together with a pair of fasteners and selectively loosened or tightened such that the capture members are displaced from one another at the loosened configuration and are compressed toward one another at the tightened configuration so as to sandwich the backpack strap therebetween. An attachment portion, such as a clip, is attached to a backside of the first capture member and configured to removably attach to a bicycle luggage rack.